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Title: Theodolite produced by Troughton and Simms [Go to resource]
Description: Theodolite by Troughton & Simms, Great Western Railway, engraved GWR Divisional Engineers' Office, Gloucester no. 12, with box, tripod and two eye-pieces, repaired 1923. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: theodolite Temporal: 1923 (repaired) Source: Science Museum Creator: Troughton & Simms Limited Identifier: 1978-413 Go to resource More Like this...
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