Add to ORKG1/2 right side view of a Sikorsky S-39 civilian plane on the ground.https://corescholar.libraries.wright.edu/special_ms223_photographs/2046/thumbnail.jp
3/4 front left hand side view of the Sikorsky R-5A Helicopter, a civilian aircraft, on the ground....
1/4 right side view of a Vought-Sikorsky VS-316A civilian plane on the ground.https://corescholar.li...
1/2 right hand side view of the Beechcraft A-35, a civilian aircraft, on the ground.https://corescho...
1/2 right side view of a Sikorsky S-55 civilian plane on the ground.https://corescholar.libraries.wr...
1/2 right side view of a Sikorsky XH-39-SI, a military aircraft, on the ground.https://corescholar.l...
1/2 right side view of a Seversky SEV-3M civilian plane on the ground.https://corescholar.libraries....
1/2 left side view of a Seversky 2PA-L civilian plane on the ground.https://corescholar.libraries.wr...
3/4 right side view of a Seversky SEV-3 civilian plane on the ground.https://corescholar.libraries.w...
1/2 right side view of a Seversky SEV-DS civilian plane on the ground.https://corescholar.libraries....
1/2 left side view of a Sikorsky C-6, a military aircraft, on the ground.https://corescholar.librari...
1/2 left side view of a Sikorsky S-42 civilian plane in the water.https://corescholar.libraries.wrig...
1/2 right side view of a Sikorsky S-43B civilian plane in the water.https://corescholar.libraries.wr...
1/2 left hand side view of the Beechcraft 45, a civilian aircraft, on the ground.https://corescholar...
1/2 left side view of a Curtiss XO-39 military plane on the ground.https://corescholar.libraries.wri...
1/2 left side view of a Sikorsky HO4S, a military aircraft, on the ground.https://corescholar.librar...
3/4 front left hand side view of the Sikorsky R-5A Helicopter, a civilian aircraft, on the ground....
1/4 right side view of a Vought-Sikorsky VS-316A civilian plane on the ground.https://corescholar.li...
1/2 right hand side view of the Beechcraft A-35, a civilian aircraft, on the ground.https://corescho...
1/2 right side view of a Sikorsky S-55 civilian plane on the ground.https://corescholar.libraries.wr...
1/2 right side view of a Sikorsky XH-39-SI, a military aircraft, on the ground.https://corescholar.l...
1/2 right side view of a Seversky SEV-3M civilian plane on the ground.https://corescholar.libraries....
1/2 left side view of a Seversky 2PA-L civilian plane on the ground.https://corescholar.libraries.wr...
3/4 right side view of a Seversky SEV-3 civilian plane on the ground.https://corescholar.libraries.w...
1/2 right side view of a Seversky SEV-DS civilian plane on the ground.https://corescholar.libraries....
1/2 left side view of a Sikorsky C-6, a military aircraft, on the ground.https://corescholar.librari...
1/2 left side view of a Sikorsky S-42 civilian plane in the water.https://corescholar.libraries.wrig...
1/2 right side view of a Sikorsky S-43B civilian plane in the water.https://corescholar.libraries.wr...
1/2 left hand side view of the Beechcraft 45, a civilian aircraft, on the ground.https://corescholar...
1/2 left side view of a Curtiss XO-39 military plane on the ground.https://corescholar.libraries.wri...
1/2 left side view of a Sikorsky HO4S, a military aircraft, on the ground.https://corescholar.librar...
3/4 front left hand side view of the Sikorsky R-5A Helicopter, a civilian aircraft, on the ground....
1/4 right side view of a Vought-Sikorsky VS-316A civilian plane on the ground.https://corescholar.li...
1/2 right hand side view of the Beechcraft A-35, a civilian aircraft, on the ground.https://corescho...