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Title: Rise and fall lamp apparatus [Go to resource]
Description: Rise and fall lamp apparatus, comprising china ceiling rose, counterweight, two pulley wheels, wired to B.C. Bakelite Lampholder, c.1930-c.1950 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1985-458 Go to resource More Like this...
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