Winches And Booms
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Explains the construction and operation of winches, and shows how a signalman uses various hand motions in directing winch operators.
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Sources
- 16mm Filmography (legacy record) — title, year, creator, format, sound, description, catalog record
- 3434 U.S. Government Films — title, length, format, description, catalog record
Original permalink · Record added 2023-02-27 07:01:40