DECLASSIFIED
HEADQUARTERS
3d Antitank Battalion  (Rein)
3d Marine Division  (Rein),  FMF
c/o FPO, San Francisco, California 96601
                                                                                                                                                      3/ORE/mjs
                                                                                                                                                      3100
                                                                                                                                                      10 Dec 1965                                                                                                                                     
                                                                                                                                                                                                                                                                                                            

From:          Commanding Officer
To:              Commanding General, 3d Marine Division  (Rein), FMF

Subj:           Command Chronology, November 1965;  submission of

Ref:            (a)   MCO 5750.2
                   (b)   DivO 5750.1

Encl:           (1)   Journals
                   (2)   SITREPS
                   (3)   Company Operational Summaries, Period of 29 Oct - 1965
                   (4)   Logistical Data

1.   In compliance with reference  (a)  and  (b)  the Command Chronology
and enclosure  (1)  through  (4)  are submitted.



                                                                                                    BRUCE A. HEFLIN















DECLASSIFIED
DECLASSIFIED



                                                                                                      3/ORE/mjs
                                                                                                             10 Dec 1965

PART I


1.          Reporting Unit - 3d Antitank Battalion  (Rein)

2.          Period Covered - 1-30 November 1965

3.          Date of Submission - 10 December 1965

4.          Commanding Officer - 1-30 December 1965

                                                  Lieutenant Colonel BRUCE A. HEFLIN

5.          Command Post - Republic of South Vietnam, AT98771 - Map SVN Series
                                        L701, Sheet No.  6659 III and 6658 IV

























DECLASSIFIED

__________________________________________________________________________
 
DECLASSIFIED




                                                                                            3/ORE/mjs                                                                                                                                     10 Dec 1965


PART II

1.    Operational Data including attachments

         a.     Designation/Locations

                   (1)   Headquarters and Service Company  (-)  (Command Group)
(Danang TAOR)

                             (a)   Company "A"  (-)  (Rein)                              (DaNang TAOR)
                                     Third Platoon, Company "A"                       (Hue Phu Bai TAOR)
                             (b)   Company "B"  (-)  (Rein)                              (Chu Lai TAOR)
                             (c)   Company "C"  (Rein)                                    (DaNang TAOR)
                             (d)   Company "C" (Rein)  1st AT Bn.                 (Chu Lai TAOR)

         b.     Period covered by report:  1-30 November 1965

         c.     Name/Rank of Commanding Officer and Staf or principle
subordinates, including T/O billet assignment.

BATTALION HEADQUARTERS


Commanding Officer                                                          LtCol Bruce A. HEFLIN
Executive Officer                                                               Maj. Orville R. EDMONDSON
S-1/Adj                                                                                WO-1 Gunther DOHSE
S-2                                                                                       Capt Vincent A. VERNAY
S-3                                                                                       Capt Vincent A. VERNAY
S-3A                                                                                    Unassigned
S-4                                                                                       Capt Stanley R. STEWART
Liaison Officer                                                                    Unassigned
Supply Officer                                                                     1stLt Avelino ANDAZOLA
Motor Transport Officer                                                    1stLt Brian M. MATHEWS
Communications Officer                                                     1-6 November 1965
                                                                                            MGySgt Robert J. DUNN
                                                                                            7-30 November 1965
                                                                                            MSgt J. S. KRAJEWSKI
Medical Officer                                                                   Unassigned

Headquarters and Service Company  (-)

Commandant                                                                       1stLt D. B. HOUSE

Company "A"  (-)  (Rein)

Commanding Officer                                                          Capt Karl E. SHARFF
Executive Officer                                                               Unassigned
1st Platoon Commander                                                     2ndLt P. F. MC ALEER
3d Platoon Commander  (Att. 3d Battalion                       2ndLt R. H. JAROCH
                                         4th Marines)
1st Platoon, "A" Co.                                                          2ndLt D. C. RUMSEY III
1st AT Battalion
1


DECLASSIFIED


__________________________________________________________________________
                                                          
DECLASSIFIED




3/ORE/mjs
10 Dec 1965


Company "B"  (-)  (Rein)


Commanding Officer                                                            1stLt M. H. CHANG
Executive Officer                                                                 Unassigned
1st Platoon Commander                                                       1stLt J. T. MATHEWS
2nd Platoon Commander                                                      1stLt W. J. MAHER Jr.

Company "C"  (Rein)

Commanding Officer                                                            1stLt A. G. ANDERSON II
Executive Officer                                                                 Unassigned

1st Platoon Commander                                                      1-8 November 1965
                                                                                             2ndLt R. D. L'HEUREUX
                                                                                             9-11 Novembr 1965                                                                                                                                           Unassigned
                                                                                            12-30 November 1965
                                                                                             SSgt R. F. ABRAMOWICZ

2nd Platoon Commander                                                     1-18 November 1965
                                                                                             2ndLt E. M. MILLER
                                                                                             19-30 November 1965
                                                                                             2ndLt M. M. WOOD

3d Platoon Commander                                                       1stLt L. E. WAGONER
3d Platoon Commander                                                       1stLt J. J. MC COY

Company "C", 1st AT Bn  (Rein)

Commanding Officer                                                           1stLt W. P. SNYDER
Executive Officer                                                                Unassigned
1st Platoon Officer                                                              2ndLt H. T. SCHMIT
2nd Platoon Officer                                                             1stLt H. J. CONNOLLY
3d Platoon Officer                                                               1-10 November 1965
                                                                                            2ndLt M. M. WOOD
                                                                                            11-30 November 1965
                                                                                            SSgt E. DAVIS

         d.    Average Monthly Strength during the period.

                   (1)   3d Antitank Battalion  (-)  (Rein)  Officers-23 Enlisted-455

                             (a)  Headquarters and Service                    9                130
                                    Company
                             (b)  Company "A"                                       4                  76
                             (c)  Company "B"                                       3                  74
                             (d)  Company "C"                                       3                  88
                             (e)  Company "C", 1st AT Bn                    4                  87


2



DECLASSIFIED


__________________________________________________________________________
                    
  DECLASSIFIED



                                                                                                                   3/ORE/mjs
                                                                                                                10 Dec 1965

2.    Sequential listing of significant events.

         a.    Personnel.   During the month 64 men went on R&R, four men were
medically evacuated for non-battle  reasons, once man was granted
Humanitarian Leave to CONUS, six men went on emergency leave, five men
were awarded Article 15 punishment, 47 men were transferred and 57
men were joined as replacements.

         b.   Administration.   All Companies were on Company Administration
during this period.   Service Record audits are completed, except for
the 2nd Platoon, Company "C", 1st AT Battalion which returned from QUI
NHON.   One Company started the new addressograph PAS system and all
Companies are expected to start next month.

         c.   Intelligence.   Information is gained directly from Division
Intelligence Section  (Attn:  Assistant Chief of Staff, G-2) concerning
antimechanized capabilities of enemy forces, i.e. mines, AT weapons,
road and bridge condition.   Local TAOR Intelligence is obtained from
the 9th Marine Regiment  (S-2).   Intelligence items published by
INTELLIGENCE SUMMARY peculiar to the AT Battalion are further
disseminated to the Ontos Companies located in the Danang TAOR.
The organic intelligence section of the Battalion Headquarters is
capable of limited intelligence processing.

         d.   Training.   During the reporting period numerous classes were
conducted throughout the Battalion by H&S Company and the seperate gun
Companies.    Five men from H&S  Company attended the 2nd Battalion, 9th
Marines school on the Seismic Intrusion Device  (see SITREP  #134 & #135)
and these men conducted school for H&S Company personnel.   Three men attend-
ed 1st AmTrac Battalion generator school  (See SITREP #134).   Additional
men were school on the Claymore mine.   The majority of training,
conducted by all Companies was "on the job training" and was
principally devoted to:  Preventive Maintenance, Driver's Training,
Communications Procedures, 106mm Recoilless Rifles and .50 Caliber
Spotting Rifles with M-60 and M-14 fam firing.   Special classes were
given on Interior Guard,  "Why we are in Vietnam", Viet Cong Tactics,
Field Sanitation, Mine Warfare and Range Cards.   Personnel, Small Arms
and vehicle inspections were also held.   A FIREX with (14) ONTOS
vehicles was conducted and 326 rounds of HEP-T  (106mm), 12 rounds of
HEAT  (106mm) and 699 rounds of .50 Cal. spotter tracer rounds were
expended.   A FIREX was also conducted at the HOA CAM Training Center
(AT975727) primarily devoted to training in indirect fire and field
registration.

         e.    Operations.   On 1 November the battalion was deployed as
follows:

                   (1)   3d Antitank Battalion  (-)  (Rein) is in general support
of the 3d Marine Division.

                             (a)  H&SCo  (-)  (Command Group)  located Danang TAOR AT987711

3


DECLASSIFIED


__________________________________________________________________________
  DECLASSIFIED




3/ORE/wjs
10 Dec 1965

                             (b)   Company "A"  (-)  (Rein)   in direct support of the 3d
                                                                                 Marine Regiment  (-)
                                       1st Platoon, Co"A"     in direct support of the 1st
                                                                            Battalion, 1st Marines
                                       2nd Platoon, Co"A"    in direct support of the 2nd
                                                                            Battalion, 3d Marines
                                       3d Platoon, Co "A"     attached to the 3d Battalion, 4th
                                                                            Marines.

                             (c)   Company "B" (Rein)  attached to the 4th Marine Regiment
                                       1st Platoon, Co"B"     in direct support of the 1st
                                                                            Battalion, 4th Marines
                                       2nd Platoon, Co"B"    in direct support of the 2nd
                                                                            Battalion, 4th Marines
                                       3rd Platoon, Co"B"    in direct support of the 3d
                                                                            Battalion, 3d Marines

                             (d)   Company "C"(Rein)     in direct support of the 9th Marine
                                                                            Regiment  (-)
                                       1st Platoon, Co"C"    in direct support of the 1st
                                                                            Battalion, 9th Marines
                                       2nd Platoon, Co"C"    in direct support of the 9th Marines(-)
                                       3rd Platoon, Co"C"     in direct support of the 3d Battalion,
                                                                             9th Marines

                             (e)   Company "C"  (-)  (Rein)  1st Antitank Battalion  attached
                                                                            to the 7th Marine Regiment  (-)
                                       1st Platoon, Co"C"     in direct support of the 1st
                                                                            Battalion, 7th Marines
                                       2nd Platoon, Co"C"    attached to the 2nd Battalion, 7th
                                                                            Marines
                                       3d Platoon, Co"C"      in direct support of the 3d Battalion,
                                                                            7th Marines

                   (2)   Danang Enclave

                             (a)   H&S Company  (-)  During the reporting period the camp
                             cantonment project was virtually completed.   An Enlisted
                             Club and an Officer/Staff NCO Club were constructed.   An
                             operational briefing and Civic Action tour of YEN BAC
                             (AT985708) was conducted for Congressman CORMAN of
                             California and Judge PREGERSON  (See SITREP  #126).  The
                             Maintenance Section received and repaired seven ONTOS
                             vehicles M50A1's.   Brigadier General PLATT and party
                             visited the Battalion C.P.   During the General's brief-
                             ing, two incoming sniper rounds were received.   The
                             Company reaction squad and perimeter security squad
                             conducted a search and clear operation near YEN BAC
                             (AT9857708)  (See SITREP #119).   Suspected VC signs found
                             on this operation resulted in a second patrol  (See SITREP
                             #121).   A joint action patrol with 3d Tank Battalion on
                             10Nov65 resulted in the capture of two VCS  (See SITREP #122)


4


DECLASSIFIED



__________________________________________________________________________ 
 
DECLASSIFIED




                                                                                                             3/ORE/mjs
                                                                                                             10 Dec 1965


                             A platoon sized patrol in connection with S&C/Civic Action
                             resulted in the capture of six VCS  (See SITREP #140).


                             (b)   Company "A"  (-)  (Rein)  Supported the 3d Marine
                             Regiment during the month of November.   The 1st Platoon
                             of "A" Company expended 52 rounds of HEP-T 106mm providing
                             H&I fires into Grid Square (AT9264).   The 3d Platoon "A"
                             Company attached to the 3d Battalion, 4th Marines expended
                             72 rounds of HEP-T 106mm providing H&I fires into Grid
                             Square  (YD7907).   The 2nd Platoon of "A" Company fired six
                             major caliber rounds at targets of opportunity in support
                             of "A" Company, 2nd Battalion, 3d Marines.   The 2nd Platoon
                             attached to BLT 2/3 060001H November 1965.   The 1st Platoon
                             Company "A", 1st Antitank Battalion arrived with BLT 1/3 at
                             181830H November 1965 and came under operational control of
                             "A" Company.   The ONTOS were used extensively as night
                             perimeter security/mobile reaction force.   (See SITREP 117,
                             126, 133 with attached weekly summaries and enclosure  (2)).


                             (c)   Company "C"  (Rein)   Participated with eight section
                             and one platoon operation while in direct support of the 9th
                             Marines.   One section of the 2nd Platoon in support of
                             Company "K" in a S&C operation used six major caliber
                             rounds to destroy a VC machine gun position  (AT993640),
                             while a section of the same platoon participated in a sweep
                             in support of Compay "I".   One section of the 1st Platoon
                             participated in a sweep of THANH QUIT  (5)  (BT047634) with
                             Company "I" 9th Marines.   Company "B", 9th Marines was
                             supported by a section from the 2nd Platoon on a search and
                             clear of CAU HA(2)(BT084664).   HA QUANNE(2)(BT133626) and HA
                             MY TAY(1)(BT122618) were swept by the 2nd Platoon supporting
                             Companies "A",  "B", and "C".  3d Platoon light section swept
                             VIEM TAY  (3)  (BT632637).   On 19Nov65 the 3d Platoon Company
                             "B", 3d Antitank Battalion who arrived with the 3d Battalion
                             3d Marines, came under Company "C" operational control.   A
                             light section later participated in a second sweep of
                             THANH QUIT  (5)  (BT047634)  while another light section
                             provided the blocking force for a Company "I" sweep along
                             Rt #1 to VIEM TAY  (3)  (BT032637).   The section located at
                             the 3d Battalion, 9th Marines C.P. destroyed by 106mm fire
                             a cement bunker from which sniper fire had been received.
                             The gun platoos were used extensively as day and night
                             perimeter security/mobile reation force.   (See SITREP
                             #117, #126, and #133 with attached weekly summaries and
                             Encl. #3).




5



DECLASSIFIED



__________________________________________________________________________
                              
  DECLASSIFIED






3/ORE/mjs
10 Dec 1965

                   (3)   Chu Lai Enclave

                             (a)  Company "B"  (-)  (Rein)   Remained attached to the 4th
                             Marines during the month of November.   The 2nd Platoon
                             was employed as artillery escort and security in support
                             of an operation conducted by the 2nd Battalion 4th Marines
                             from 29 October 1965 through 4 November 1965.   During
                             Operation "Blue Marlin" the 3d Platoon operated in direct
                             support of the 3d Battalion, 3d Marines fr the period of
                             12Nov65 to 18Nov65.   On 19Nov65 the 3d Platoon, Company
                             "B" was placed under OPCON of Company "C", 3d Antitank
                             Battalion in the DaNang TAOR and is now operating in
                             support of the 3d Battalion, 3d Marines.   The 2nd Platoon
                             provided convoy escort service to the 2nd Battalion, 4th
                             Marines.   The ONTOS vehicles were used extensively as
                             a night perimeter/mobile reaction force.   No major caliber
                             rounds were expended due to operations.  (See SITREP #119,
                             #126, #133 and Enclosure #3 for details).

                             (b)  Company "C" 1st Antitank Bn.  (-)  (Rein)   Attached to the
                             7th Marines.   The 1st and 3d Platoons participated in
                             Operation "Black Ferrett" from 290001H Oct65 to 042400H
                             Nov65 during which the Company sustained one WIA.   During
                             the period 050001H/112400H Nov65 the 1st Platoon attached
                             to the 1st Battalion, 7th Marines participated in operation
                             "Blue Marlin" with one heavy section escorting a 30 vehicle
                             convoy from BT560048 to BT296235.   The 2nd Platoon is again
                             providing a heavy section as convoy escort in twice daily
                             runs in support of the Air Field defense.   Additional convoy
                             protection was providen by the 2nd Platoon to reconnaissance
                             personnel and as an ammunition resupply effort.   The 3d
                             Platoon escorted a platoon of infantry from 3d Battalion,
                             7th Marines in a search and clear of TRI BINH  (1)  (BT567985).
                             The ONTOS vehicles were used extensively as a night perimeter
                             security/mobile reaction force.   No major caliber rounds were
                             expended due to operations.    For details see SITREP  #119,
                             #126, and #133 with attached weekly summaries and enclosure (3).

                   (4)   Hue Phu Bai Enclave

                             (a)   3d Platoon, Company "A".   During the month of November
                             the platoon was attached to the 3d Battalion, 4th Marines.
                             Their primary role was that of bolstering the Battalion's                                                         Defensive position by manning the MLR during the hours of
                             darkness.    For details see "3d Echelon" in Company "A"
                             weekly operations summaries.


6



DECLASSIFIED 


__________________________________________________________________________
 
DECLASSIFIED



                                                                                                                 3/ORE/mjs                                                                                                                                     10 Dec 1965

         f.    COMMUNICATIONS AND ELECTRONICS

                   During the month of November, the Communications Platoon
in addition to maintaining the regular duties of providing continuous
communications with the Command Post and to higher headquarters,
has been actively engaged in changing the location of the telephone
switching central, and the radio central, to afford a more secure
location against enemy attack.

                          On 16 November and 29 inspection tours were made to
sbuordinate   units of this command in CHU LAI and HUE PHU BAI
regarding combat readiness of communications equipment and/or supply
and maintenance problems.   The Communications Maintenance Section is
establishing improved methods of handling the various equipments that
require repair to provide a more efficient maintenance program.

                         The communications Section is in the process of rewiring
the Command Post's telephone network, to include some of the trunk
lines to other units.   Approximately 60% of the Command Post has
been rewired with new electrical cable to provide better lighting
and power.   On 7 November 1965, MSgt J. S. KRAJEWSKI relieved
MGySgt R. J. DUNN as Communications Officer of the Battalion.

          g.   LOGISTICS
                       
                         During the month of November the following significant
events took place in the Logistic Support Field.   The Ordnance/
Maintenance Section deadlined five ONTOS of which three remain on
deadline at the end of this reporting period.    A classified
modification was completed on all ONTOS vehicles in Vietnam during
November.   Test firing and driver training was conducted for the