System used by Deutsche Luft Hansa; during summer ship-borne seaplanes regularly save up to a day in despatch of mails across North Atlantic by flying over 600 mi of water; description of catapult and method of operation.
Catapulting mails
Airways Airports
Airways and Airports ; 10 , n 8 ; p 220-221
1933
2 pages
Article (Journal)
English
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