[p. 1]
CONFIDENTIAL | CONFIDENTIAL |
U.S.S. TINSMAN (DE 589)
[p. 2]
CONFIDENTIAL | CONFIDENTIAL |
1 FEBRUARY 1945: 0001 Steaming on various courses & speeds in Nasugbu Bay, Batangas Province, Luzon Island, P.I. in search of small craft. 0002 illuminated a possible target momentarily; results negative. 0010 Received reports that at PC3 had been sighted with deck awash and sinking. USS LOUGH steamed alongside dropping her whaleboat for survivors. All survived except one enlisted man. 0026 unloaded gun 51 through the muzzle. 0306 Set condition of readiness III and material condition Baker. Resumed patrol in inner screen. Following ammunition expended: 3 rounds star shell 8 rounds AA4 common flashless powder, 20 rounds 45 caliber. Survivors from PC 1129 stated that these small craft seemed to surround them and then crash into their sides. It is believed that these small craft carry armed bombs that go off as craft crashes into side of ship. 1730 opened fire with small arms and 20 M/M on round metal object. 1750 ceased firing, object destroyed, having expended 356 rounds 20 M/M, 180 rounds 45 caliber, 40 rounds 30 caliber. 2255 made radar contact with two surface craft. Set condition of readiness I and material condition Afirm. USS LOUGH (DE 586) and USS CONYNGHAM (DD 371) ordered to investigate contacts. Targets destroyed as enemy motor torpedo boats. Motor boats were later identified as friendly. They gave every indication of being enemy, showed no recognition signals when called on four different frequencies without contact, and closed in on bow of USS LOUGH.
0800 | – | 14° 03' 00" N 120° 35' 00" E |
1200 | – | 14° 03' 00" N 120° 35' 00" E |
2000 | – | 14° 03' 00" N 120° 35' 00" E |
0800 | – | 13° 45' 30" N 119° 57' 30" E |
1200 | – | 13° 09' 18" N 120° 19' 48" E |
2000 | – | Mangarin Bay, Mindoro, P.I. |
CONFIDENTIAL | CONFIDENTIAL |
3 FEBRUARY 1945:
T.U. 78.2.11
C.T.G. 78.2 Speed Letter
U.S.S. LOUGH (DE 586) O.T.C.
0340 Underway from berth 107 standing out of Mangarin Bay, Mindoro Isle, P.I. Maneuvering on various courses at various speeds to join T.U. 78.2.11 in accordance with C.T.G. 78.2 speed letter dated 2 February 1945. 0545 Departed from Mangarin Bay, Mindoro Island, enroute to Nasugbu Bay, Batangas Province, Luzon Island, P.I., in company with T.U. 78.2.11. Lieutenant-Commander B. TURNER, USNR, C.T.U. 78.2.11 in U.S.S. LOUGH (DE 586) O.T.C. Patrolling station bearing 345° relative, distance 300 yards from column I on base course 300° T. Base speed 6 knots.
0800 | – | 12° 36' 42" N 120° 44' 15" E |
1200 | – | 13° 02' 30" N 120° 29' 12" E |
2000 | – | 13° 57' N 119° 54' 18" E |
0800 | – | 14° 03' 00" N 120° 32' 30" E |
1200 | – | 14° 03' 00" N 120° 32' 30" E |
2000 | – | 14° 03' 00" N 119° 32' 30" E |
[p. 4]
CONFIDENTIAL | CONFIDENTIAL |
0800 | – | 13° 23' 54" N 120° 03' 54" E |
1200 | – | 12° 48' 30" N 120° 27' 48" E |
2000 | – | 12° 48' 30" N 121° 30' 00" E |
15 FEBRUARY 1945:
C.T.U. 78.2.18
O.T.C. U.S.S. SUESENS (DE 342)
1015 Made preparations for getting underway. 1055 In accordance with orders of Commander Task Unit 78.3.19, file FE 25/A16-3, secret serial 0072, of 14 February 1945, got underway to Nasugbu, Batangas Province, Luzon, P.I. Maneuvering at various courses and speeds standing out of Mangarin Bay. 1130 took station in convoy, bearing 050° relative from the convoy guide, FS 365, distance 3,000 yards. Base speed 9 knots, base course 290° T.
0800 | – | Mangarin Bay, Mindoro Island, P.I. |
1200 | – | 12° 51' 42" N 120° 56' 36" E |
2000 | – | 13° 24' 00" N 120° 13' 12" E |
[p. 5]
CONFIDENTIAL | CONFIDENTIAL |
0800 | – | 14° 00' 00" N 120° 30' 00" E |
1200 | – | 14° 00' 00" N 120° 30' 00" E |
2000 | – | 14° 00' 00" N 120° 30' 00" E |
0035 Ceased patrolling station. Formed convoy of ships of T.U. 78.2.18. 0112 Underway from Nasugbu, Luzon, P.I., for Mangarin Bay, Mindoro Isle, P.I. Standing out of harbor on base course 225° T. Base speed 8 knots. Patrolling station I 3,000 yards, bearing 310° relative from guide 0138 Changed base course to 270° T. 0820 Changed speed to 10 knots. 0900 Changed base course to 135° T. 1120 Left station by orders of O.T.C. and proceeded to rear of convoy to investigate casualty to F.S. 325. 1146 Ordered to stand by F.S. 325 until engine repairs rendered. 1201 Underway in company with FS 325 to rejoin T.U. 78.2.18, course 147° T, speed 8.5 knots. 1800 Entered Mangarin Bay, Mindoro Island, P.I. 2005 Anchored in berth 117 after having refueled.
0800 | – | 13° 33' 00" N 120° 00' 18" E |
1200 | – | 13° 08' 54" N 120° 22' 12" E |
2000 | – | Mangarin Bay, Mindoro Island, P.I. |
Task Unit 78.2.19
OTC USS SUESENS(DE 342)
1440 Got underway from Nasugbu, Batangas Province, Luzon, P.I. in accordance with orders of Commander Task Unit 78.3.19, File FE23/A16-3, serial 008A of February 1945.
1527 Base course 295° T, speed 6 knots. 1600 steaming on course 295°, speed 15 knots.
1655 Took station in convoy bearing 050° relative, distance 3,000 yards from convoy guide (FS 184).
0800 | – | Mangarin Bay, Mindoro Island, P.I. |
1200 | – | Mangarin Bay, Mindoro Island, P.I. |
2000 | – | 12° 57' 48" N 120° 35' 30" E |
CONFIDENTIAL | CONFIDENTIAL |
0800 | – | 14° 00' N 120° 31' E. |
1200 | – | 14° 00' N 120° 31' E |
2000 | – | 14° 00' 06" N 120° 26' 30" E |
0800 | 1200 | 2000 |
Mangarin Bay, Mindoro Island, P.I. |
CTU 78.2.17
OTC USS LOUGH (DE 586)
1500 Maneuvering on various courses and speeds standing out of harbor awaiting formation of convoy. 1537 Convoy formed TU 78.2.17. Took station #1 bearing 050° relative, 3,000 yards from the guide, LSM7 217, enroute Mangarin Bay to Nasugbu Bay, Batangas Province, Luzon Island, P.I. Base course 293° T, base speed 6 knots. 1600 Changed base speed to 9.5 knots.
0800 | – | 12° 20' 00" N 120° 02' 00" E |
1200 | – | 12° 20' 20" N 120° 02' 00" E |
2000 | – | 12° 53' 30" N 120° 36' 30" E |
[p. 7]
CONFIDENTIAL | CONFIDENTIAL |
0800 | – | 12° 57' 42" N 120° 27' 42" E |
1200 | – | 12° 20' 00" N 120° 02' 00" E |
2000 | – | 11° 14' 00" N 121° 22' 33" E |
0800 | – | 12° 57' 42" N 120° 27' 42" E |
1200 | – | 12° 20' 00" N 120° 02' 00" E |
2000 | – | 11° 14' 00" N 121° 22' 33" E |
[Note: The succeeding entries to p. 8 no longer transcribed for lack of relevance to Batangas.]
To view or download the original document, please refer to Item 2 below under Notes and References.
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Notes and references:
1 DD stands for Destroyer. “Glossary of U.S. Naval Abbreviations – D,” online at Ibiblio.org.
2 “USS TINSMAN - War Diary, 2/1-28/45,” online at the United States National Archives.
3 PC stands for Patrol Vessel, Submarine Chaser. “Glossary of U.S. Naval Abbreviations – P,” online at Ibiblio.org.
4 AA means Anti-Aircraft. “Anti-aircraft warfare,” Wikipedia.
5 LCVP stands for Landing Craft, Vehicle and Personnel. “Glossary of U.S. Naval Abbreviations – L,” online at Ibibio.org.
6 NABU stands for Naval Advanced Boat Unit. “Glossary of U.S. Naval Abbreviations – N,” online at Ibiblio.org.
7 LSM stands for Landing Ship, Medium. “Glossary of U.S. Naval Abbreviations – L,” online at Ibiblio.org.
1 DD stands for Destroyer. “Glossary of U.S. Naval Abbreviations – D,” online at Ibiblio.org.
2 “USS TINSMAN - War Diary, 2/1-28/45,” online at the United States National Archives.
3 PC stands for Patrol Vessel, Submarine Chaser. “Glossary of U.S. Naval Abbreviations – P,” online at Ibiblio.org.
4 AA means Anti-Aircraft. “Anti-aircraft warfare,” Wikipedia.
5 LCVP stands for Landing Craft, Vehicle and Personnel. “Glossary of U.S. Naval Abbreviations – L,” online at Ibibio.org.
6 NABU stands for Naval Advanced Boat Unit. “Glossary of U.S. Naval Abbreviations – N,” online at Ibiblio.org.
7 LSM stands for Landing Ship, Medium. “Glossary of U.S. Naval Abbreviations – L,” online at Ibiblio.org.
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