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Title: Microptic transit theodolite, 1954 [Go to resource]
Description: Microptic transit theodolite No 1, by Hilger & Watts Ltd, c. 1950 with box. (ex "Navigation Today" exhibition number: N.T.E. 122) License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: transit theodolite Temporal: 1950-1954 Source: Science Museum Creator: Hilger and Watts Limited Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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