“The Mellotron: A Keyboard with the Power of an Orchestra,” a 1965 British Pathé featurette featuring Eric Robinson and David Nixon. Invented in 1963, the mellotron was subsequently used by the Beatles, David Bowie, King Crimson, the Moody Blues, Radiohead, and Tangerine Dream:
(This is the latest in a series of arts- and history-related videos that appear in this space each Monday, Wednesday, and Friday)