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HEADQUARTERS
3d Antitank Battalion
3d Marine Division  (Rein),  FMF
c/o FPO San Francisco, California 96601
                                                                                                                                               3/ORE/bks
                                                                                                                                               3100
                                                                                                                                               10 Mar66

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

Subj:           Command Chronology, February 1966,  Submission of

Ref:            (1)   Journals
                      (2)   SITREP's
                      (3)   Company Operational Summaries, Period of 1-28 February 1966.

1.          In compliance with references  (a)  and  (b)  the Command Chronology
and enclosures  (1) through  (3)  are submitted.


                                                                                                    (Signature)
                                                                                                    BRUCE A. HEFLIN















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                                                                                                                                                                3/0RE/bks
                                                                                                                                                                10 Mar 1966

PART I

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

2.          Period covered - 1-28 Feb 1966

3.          Date of submission - 10 Mar 1966

4.          Commanding Officer - 1-28 Feb 1966
                                                                Lieutenant Colonel BRUCE A. HEFLIN

5.       Command Post - Republic of South Vietnam (AT987711)  Map SVN
                                                   Series L701, Sheet No. 6659 III and 6658 IV.






















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3/ORE/bks
10 Mar66
PART II

1.          Operational Data, including attachments

             a.  Designation/Location

                    (1)   3d Antitank Bn.  (Rein)  (Command Group)                    (DaNang TAOR)

                              (a)   Headquarters and Service Co.  (-)                              (DaNang TAOR)
                              (b)   "A" Co.  (-)  (Rein)                                                             (DaNang TAOR)
                                        2nd Plt "A" Co. 1st ATBn                                             (Hue Phu Bai TAOR)
                              (c)   "B" Co.  (-)  (Rein)                                                             (Chu Lai TAOR)
                              (d)   "C" Co.  (-)  (Rein)                                                             (DaNang TAOR)
                              (e)   "C" Co.  (-)  (Rein)  1st ATBn.                                  (Chu Lai TAOR)

             b.  Period covered by report:  1-28 February 1966

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

BATTALION HEADQUARTERS

Commanding Officer................................................................LtCol B. H. HEFLIN
Executive Officer.....................................................................Maj O. R. EDMONDSON
                                                                                                                                   1Feb66
                                                                                                                                   Maj E. H. GRAHAM
                                                                                                                                   2-28Feb66
S-1/Adj......................................................................................2ndLt G. DOHSE
S-2............................................................................................Capt R. F. LANPHIER
                                                                                                                                  1Feb66
                                                                                                                                  Maj O. R. EDMONDSON
                                                                                                                                  2-28Feb66
S-3............................................................................................Capt R. F. LANPHEIR
                                                                                                                                  1Feb66
                                                                                                                                  Maj O. R. EDMONDSON
                                                                                                                                  2-28Feb66
S-3A.........................................................................................Unassigned
                                                                                                                                  Capt R. F. LANPHIER
                                                                                                                                  2-7Feb66
                                                                                                                                  Unassigned
                                                                                                                                  8-28Feb66
Liaison.....................................................................................Unassigned
S-4 Officer...............................................................................Capt S. R. STEWART
                                                                                                                                  1-22Feb66
                                                                                                                                  Capt K. E. SHARFF
                                                                                                                                  23-28Feb66
Supply Officer.........................................................................1stLt A. ANDAZOLA
Motor Transport Officer........................................................1stLt D. L. TAYLOR
Ordnance/Maintenance Officer.............................................1stLt B. M. MATHEWS
Communications Officer.........................................................MSgt J. S. KRAJEWSK
Medical Officer.......................................................................HMC G. K. LAW

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Headquarters and Service Co.  (-)

Commandant............................................................................1stLt. J. T. MATHEWS

Company "A" (-)  (Rein)

Commanding Officer...............................................................Capt. K. E. SHARFF
                                                                                                                                  1-22 Feb66
                                                                                                                                  Capt. S. R. STEWART
                                                                                                                                  23-28 Feb66
Executive Officer....................................................................Unassigned
1st Plt Commander................................................................. 2ndLt. P. F. MCALEER
1st Plt Co "A", 1st ATBn. Commander.................................2ndLt. D. C. RUMSEY, III
2nd Plt Co "A", 1st ATBn. Commander................................1stLt. D. J. NOONAN

Company "B" (-)  (Rein)

Commanding Officer...............................................................1stLt. M. H. CHANG
                                                                                                                                  1-7 Feb66
                                                                                                                                  Capt. R. F. LANPHIER
                                                                                                                                  8-28 Feb66
Executive Officer....................................................................1stLt. M. H. CHANG
                                                                                                                                  8-15 Feb66
                                                                                                                                  Unassigned
                                                                                                                                  1-7 and 16-28 Feb66
1st Plt Commander..................................................................SSgt. S. D. STEWART
2nd Plt Commander.................................................................1stLt. W. J. MAHER, Jr.

Company "C"  (Rein)

Commanding Officer...............................................................Capt. F. FIRING
Executive Officer....................................................................Unassigned
1st Plt Commander..................................................................SSgt. R. R. ABRAMONICZ
2nd Plt Commander.................................................................1stLt M. M. WOOD
3d Plt Commander...................................................................2ndLt D, K. CASWELL
3d Plt Commander...................................................................1stLt. J. J. MC COY
                                                                                                                                  1-5 Feb66
                                                                                                                                  Sgt. H. A. ZIMMERMAN
                                                                                                                                  6-28 Feb66

Company "C"  (Rein)  1st ATBn.

Commanding Officer...............................................................Capt. W. F. SNYDER
Executive Officer....................................................................Unassigned
1st Plt Commander.................................................................1stLt. H. T. SCHMIT
2nd Plt Commander................................................................1stLt. H. J. CONNOLLY
3d Plt Commander..................................................................SSgt. E. DAVIS




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CONFIDENTIAL
3/ORE/bks
10 Mar66
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          d.     Average monthly strength during the period.

                    (1)   3d Antitank Battalion (-)  (Rein)  Officers   -21          Enlisted -494
                              (a)  Headquarters and Service Company          9                               145
                              (b)  Company "A"                                                        3                                 90
                              (c)  Company "B"                                                        2                                 70
                              (d)  Company "C"                                                        4                                 99
                              (e)  Company "C", 1st ATBn                                 3                                 90

2.     Seqential listing of significant events.

          a.   Personnel  During the month there was one promotion to Staff
Sergeant and four to Private First Class.   Two men were awarded Purple
Hearts.  The Battalion sent 56 men on R&R.  Three men were medically evacuated
for non-battle reasons.  Six men were granted emergency leave to CONUS
and one man was granted humanitarian leave.  There was on WIA and one DAI.
There were ten Article 15 punishment awarded, and one summary court
martial.  One general court martial is pending.  During the month two
Officers, twenty six enlisted and three Corpsman were rotated to CONUS.
One Officer and sixty three enlisted were joined as replacements.

          b.  Administration  All companies were on Company Administration
during this period.  All companies employed the addressograph PAS system.

          c.  Intelligence  During the reporting period information concerning
the enemy and terrain was received from III MAG, 3d Marine Division, 9th
Marines and HOA VANG DISTRICT Headquarters.  On 8 February a Vietnamese
interpreter reported to the Battalion for duty.

          d.  Training  During the month of February training was held primarily on
company level.  The Battalion sent communications, ordnance/maintenance,
motor transport and administration contact teams to the various companies
for on the spot instruction.  In the DaNang enclave school was generally held
monthly by the same special section at the Bn. C.P. with representatives
of the two companies coming to the Battalion for school.
          The various sections within H&S company held schools within their
individual fields.  The motor transport section held school on "Distributors",
"Test equipment", "General questions and discussion of the M-35".  The
CommO conducted classes on the newly issued "AN/PRC- 25" as well as on
radio procedures.
          The S-2 conducted classes on security matters, "BLACK LANG",
discussion of classified matters on the phone and security of military
information.
          The OJT type of training was the primary method used during the month.
Special classes on the "Code of Conduct", troop orientation on U. S.
purposes and objectives were also held.
          Familiarization firing of individual weapons was accomplished.   FIREX's
of the ONTOS were held by two companies.  One company held a CPX.
Protective mask drill was held.

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                                                                                                                                  10 Mar66

          e.  Operations  On 1 February 1966 the Battalion was deployed
as follows:

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

                    (a)H&S Co  (-)  (Bn CP)  located DaNang TAOR  (AT987711)

                    (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.
                              1st Platoon Co "A" 1st ATBn in direct support of the 1st
                                                                         Battalion, 3d Marines.
                              2nd Platoon Co "A" 2st ATBn attached to the 2nd Battalion,
                                                                         1st Marines.