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Title: Components from 1975-331 [Go to resource]
Description: Components from 1975-331. Early d.c. electric motor by General Electric Co & Crocker Wheeler Co License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: General Electric Co. & Crocker Wheeler Co. (maker) Identifier: 1975-331/3 Go to resource More Like this...
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