Sikorsky R-6

Sikorsky R-6

Jesse Russell Ronald Cohn

     

бумажная книга



ISBN: 978-5-5121-5123-5

High Quality Content by WIKIPEDIA articles! The Sikorsky R-6 was an American-built light two-seat helicopter of the 1940s. In Royal Air Force and Royal Navy service, it was named the Hoverfly II