Archimedes' screw Archimedes' screw An Archimedes' screw, also known by the name the Archimedean screw or screw pump, is a machine used for transferring water from a low-lying body of water into irrigation ditches. Water is pumped by turning a screw-shaped surface inside a pipe. The screw pump is commonly attributed to Archimedes, on the occasion of his visit to Egypt. This tradition may reflect only that the apparatus was unknown to the Greeks before Hellenistic times and was introduced in Archimedes's lifetime by unknown engineers. Depictions of Greek and Roman water screws show them being powered by a human treading on
The Golden Screw The Golden Screw The Golden Screw was an Off-Off-Broadway folk rock musical written and performed by Tom Sankey which premiered at the Theatre Genesis in September 1966. It ran again from January 30, 1967 to March 5, 1967 at the Provincetown Playhouse in Greenwich Village. The show's cast album was the first rock theatrical recording of its kind. The play follows a Bob Dylanesque singer figure from folk music roots to commercialization. A subsequent production was mounted at Toronto's Global Village Theatre in 1972. Directed by Sankey, the cast included Elan Ross Gibson, Francois Regis-Klanfer and Yank Azman with music