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Title: Tricycle gearwheel, 18 teeth, 1893 (used with 1936-155) [Go to resource]
Description: Tricycle gearwheel, 18 teeth, 1893 (used with 1936-155) License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1893 Source: Science Museum Creator: The Renold & Coventry Chain Co. Ltd. (maker) Identifier: 1936-156 Go to resource More Like this...
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