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Title: Master clock and slave dial by the Silent Electric Clock Co [Go to resource]
Description: Master clock and slave dial by the Silent Electric Clock Co., patented 1912. Numbers on dial repainted License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: Silent Electric Clock Co. (maker) Identifier: 1979-888 Go to resource More Like this...
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