Anti-sub helicopters

Title: Anti-sub helicopters
Subject: en Imagined technology & prototypes; en Airplanes and Zeppelins
Article Title and/or Image Caption: Anti-sub helicopters - Have demonstrated ability to use ship's deck for landings
Language: eng
Temporal Coverage: World War II
Date Issued: 1943-09-01
Is Part Of: Scientific American, v. 169, n. 3, 1943
pages: 120
Rights: Public domain
References: Sikorsky
Archived by: Stefano Furi