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Title: Gearwheel made from Tufnol, 23 teeth on 2 1/2" p.c.d., bored [Go to resource]
Description: Gearwheel made from Tufnol, 23 teeth on 2 1/2" p.c.d., bored 1 1/4" License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: Gear wheel Temporal: 1957 Source: Science Museum Creator: Tufnol Ltd. (maker) Identifier: 1957-219 Go to resource More Like this...
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