The Sikorsky S-40 was an American amphibious flying boat built by Sikorsky in the early 1930s for Pan American World Airways at a cost of $250000 it was the largest commercial airliner of its time and the world’s largest amphibious aircraft.
This page contains content from the copyrighted Wikipedia article "Sikorsky S-40"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.