12 items found
Collection ID is exactly "11" AND Subject is exactly "Sikorsky helicopters"
Sorted by Thumbnail
Sikorsky R-6 military helicopter by Bell

Sikorsky R-6 military helicopter by Bell

1900 (circa)
Identifier Title Type Subject Thumbnail
N027939Sikorsky R-6 military helicopter by BellMilitary helicopters--United States
Sikorsky helicopters
Sikorsky aircraft
PR10180Air Force helicopter recovery of Apollo program command module boilerplate from the ocean.Ocean
Space programs--United States
Space age
Space vehicles
Manned space flight
Sikorsky aircraft
Sikorsky helicopters
Military helicopters--United States
Sikorsky HH-3C (Search and rescue helicopter)
Search and rescue aircraft
Rescue work
Search and rescue operations
Search and rescue operations--Equipment and supplies