Blackbird (land yacht)

Blackbird (land yacht)

Jesse Russell Ronald Cohn

     

бумажная книга



ISBN: 978-5-5080-1261-8

High Quality Content by WIKIPEDIA articles! The Blackbird is a propeller-driven land yacht that was developed specifically to prove that it is possible to sail dead downwind faster than the wind ("DDWFTTW"), steady state, powered by the wind only.