Книга Sikorsky S-69, Russell, Cohn, 978-5-5121-5307-9, купить, цена

Sikorsky S-69

бумажная книга

ISBN:

978-5-5121-5307-9

High Quality Content by WIKIPEDIA articles! The Sikorsky S-69 was an experimental compound co-axial helicopter developed as the demonstrator of the Advancing Blade Concept (ABC) under US Army and NASA funding.

Sikorsky S-69

Каталог