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Title: 'Energograph' dynamometer marked 'DRP'. [Go to resource]
Description: 'Energograph' dynamometer marked 'DRP'. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: dynamometer Temporal: 1920-1950 Source: Science Museum Identifier: 1994-1255/54 Go to resource More Like this...
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