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Title: Channel Tunnel theodolite, Swiss, 1959 [Go to resource]
Description: Cased Wild T2 gyrotheodolite no.320852, with MW77 - Gyromat serial no.110, dated 1959. One of the two instruments used by the British surveyors of the time of the Channel Tunnel. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: transit theodolite Temporal: 1959 Source: Science Museum Creator: Wild Heerbrugg A.G. Identifier: 1992-1052 Go to resource More Like this...
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