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Title: Smith/Sperry Vertical Reference Unit, type E [Go to resource]
Description: Smith/Sperry Vertical Reference Unit, type E, code 220004-0100, serial L346/C, part of Smith's SEP.5 autopilot, c. 1965, removed from BAC 1-11 aircraft XX105 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: Smiths (maker) Identifier: 1989-810 Go to resource More Like this...
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