Sikorsky S-40
Sikorsky S-40 adalah kapal terbang amfibi Amerika dibangun oleh Sikorsky di awal 1930-an untuk Pan American World Airways dengan biaya $ 250.000.

Itu adalah pesawat komersial terbesar pada masanya dan pesawat amfibi terbesar di dunia.

Referensi 

 Davies, R.E.G. Pan Am: An Airline and its Aircraft. New York: Orion Books, 1987. ISBN 0-517-56639-7.
 Yenne, Bill. Seaplanes & Flying Boats: A Timeless Collection from Aviation's Golden Age. New York: BCL Press, 2003. ISBN 1-932302-03-4.

Pranala luar 

 "World's Largest Amphibian Takes Flight", Popular Science, October 1931
 The Sikorsky S-40 in the film Flying Down to Rio
 "Huge Amphibian Will Carry Forty-Six Passengers" Popular Mechanics, July 1931 article and photos of construction of first S-40.
 "This Sea Going Airliner Is Like A Clipper Ship", Popular Mechanics, September 1931, early cutaway drawing on announcement of construction
 "Luxuries Found In Air Travel On Huge U.S. Planes", Popular Mechanics, July 1932, interior of S-40 showing passenger accommodations

Pesawat terbang Sikorsky
Sikorsky S-40 adalah kapal terbang amfibi Amerika dibangun oleh Sikorsky di awalan untuk Pan American World Airways dengan biaya $000 . Itu adalah pesawat komersial terbesar pada masanya dan pesawat amfibi terbesar di dunia . Referensi Davies , R.E.G . Pan Am : An Airline and its Aircraft . New York : Orion Books , ISBN56639-7 . Yenne , Bill . Seaplanes & Flying Boats : A Timeless Collection from Aviation's Golden Age . New York : BCL Press , ISBN03-4 . Pranala luar " World's Largest Amphibian Takes Flight " , Popular Science , October The Sikorsky S-40 in the film Flying Down to Rio " Huge Amphibian Will Carry Forty-Six Passengers " Popular Mechanics , Julyarticle and photos of construction of first S-40 . " This Sea Going Airliner Is Like A Clipper Ship " , Popular Mechanics , September early cutaway drawing on announcement of construction " Luxuries Found In Air Travel On Huge U.S . Planes " , Popular Mechanics , July interior of S-40 showing passenger accommodations Pesawat terbang Sikorsky