Mindoro Island

While cruising in poor weather conditions, the seaplane hit the slope of a mountain on Mindoro Island, killing all 11 crew members.

Lost without trace over the Mindoro Island, while completing a flight within the Philippines. No trace of the aircraft nor the 12 crew members was ever found.
Crew:
Sgt Patrick Callahan,
Cpl Carl Deegan,
2nd Lt William L. Friedrich,
T/Sgt Walter Gawencki,
1st Lt Daniel L. Halperin,
Sgt Marion C. Osborn,
Cpt Robert G. Porter,
2nd Lt Pearlie W. Prather,
F/O L. C. Reed Jr.,
M/Sgt Jackson P. Roop,
1st Lt Ashley G. Trope,
Pvt David Waters.

The aircraft left Puerto Princesa bound for Nichols AFB near Manila with mail and freight on board. At that time, weather conditions were poor with heavy rain falls, low visibility, low clouds and wind up to 20 knots. One hour and twenty minutes after departure, the crew informed ground about his ETA in Nichols, and this was the last radio contact. Later, the aircraft hit the slope of a mountain located in the northwest part of Mindoro Island. The wreckage was found few days later and all eight occupants have been killed.
Crew:
S/Sgt Robert E. Beasley,
1st Lt Dean W. Gordon,
Sgt Casimir J. Kaplan,
2nd Lt Leslie H. Latham,
2nd Lt Harvey E. Meitner,
2nd Lt Edward L. Seebon,
Cpl Don C. Tang,
T/Sgt Paul J. Tyler.

The aircraft departed Elmore Airfield (Mindoro) at 1630LT on a flight to Tanauan, Leyte. On approach in poor weather conditions, the aircraft struck the slope of a mountain located 6 km northwest of San Roque, south of Tanauan. All 25 occupants were killed.
Crew:
Pfc Chester C. Adkins,
1st Lt John H. Baird Jr.,
Raymond E. Baker,
Sgt Samuel A. Bruno,
Cpt Lewis Griffin Compton Jr.,
Pfc Guy John Davis,
Cpt Charles E. Dougherty,
Cpt Charles Shelton Enochs,
Sgt Andrew Fatula,
Pvt Lewis L. Frankforther,
S/Sgt Alejandro Gonzalez,
Pfc Jack F. Hageman,
1st Lt Wilson Burbank Haslam,
Adam E. Horning,
2nd Lt James Andrew Jacobs,
S/Sgt Arthur T. Poillucci,
2nd Lt Myles Victor Reed,
F/O Joseph F. Sass,
Cpl Joseph J. Sermershein Jr.,
Charles Hugh Turner,
Cpl Robert M. Walton,
Tec Bruce S. Weston,
Cpl Ken J. Wigen,
1st Lt John Robert Willis.

The aircraft departed Elmore Airfield in Mindoro and an air evacuation mission to Tanauan, Leyte, carrying 28 passengers, two medical staff and four crew members. Around 1300LT - 1330LT, en route to Leyte, the crew informed ground he was returning to Mindoro. This was the last contact heard from the crew. No trace of the aircraft nor the occupants was ever found.
Crew:
2nd Lt Leo J. Kelly, pilot,
2nd Lt Paul A. Healy, copilot,
Sgt Theodore S. Oja, flight engineer,
S/Sgt Charles W. Kiester, radio operator.

Medical attendants:
2nd Lt Beatrice H. Memler,
Tec John A. Hudson.

Passengers:
Pfc Thomas Adamsky,
T5 William F. Anger,
Pvt Gerald P. Arel,
Cpl William H. Avers,
Sgt Audie H. Bishop,
Sgt Matthew J. Clarke,
T5 Clyde C. Collins,
T4 Fabian T. Cots,
Pvt Virgil H. Fredrickson,
Pfc Paul E. Gilley,
Sgt John E. Handerson,
Cpl Ralph H. Howard,
Pvt Phillip Ingalls,
Pfc Ray S. Jahnke,
Pfc Hurtle Johnes,
Pfc Alfred J. Kvist,
Pvt Harry B. Maegher,
Pvt Maximo Magboo,
T4 Charles L. Mills,
Pfc Edward J. Najecki,
Pvt Joseph E. Sintic,
Pfc Lytle I. Turner,
Pfc James E. Twitchell,
Sgt George E. Wells,
Pfc Harold W. Weltick,
Pvt Clarence H. White,
T5 James L. Wynn,
Slc Rudolph L. Zakrzawski.