Sikorsky S-42 was a commercial flying boat designed and built by
Sikorsky Aircraft to meet requirements for a long-range flying boat laid
out by Pan American World Airways in 1931.
Sikorsky S-42, Pan American Airways, over china
Sikorsky S-42 was a commercial flying boat designed and built by
Sikorsky Aircraft to meet requirements for a long-range flying boat laid
out by Pan American World Airways in 1931.
Sikorsky S-42, Pan American Airways, over china