Part 2 in the series "How An Aeroplane Flies" explains two of the forces acting upon an aeroplane - thrust and drag. ►Aircraft & Air Travel | Shell Film Unit - Historic Archive: youtube.com/playlist?list=PLEPIVJVCFQH2Iufk6kfyL4F7TcMkLmH3r ►Shell Film Unit - Historic Archive: youtube.com/playlist?list=PLEPIVJVCFQH2hoYONdHiQlVrvYQ-k4Xay ►Shell Film Unit - Historic Archive - 1970s: youtube.com/playlist?list=PLEPIVJVCFQH3760f2QHaMH_JJjvjvn7ec --- Shell Historical Film Archive Shell’s surprising and captivating Historic Film Archive dates from 1934 and covers a rich mix of topics from technology, science and engineering to craftsmanship, motorsport and travelogue. The Shell Film Unit, responsible for the content, was a highly celebrated part of Britain’s Documentary Movement. Key figures from that movement were involved, including: Jack Beddington, Edgar Anstey, Arthur Elton, John Grierson, Kay Mander, Stuart Legg and Douglas Gordon. Its films ...