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Title: Watts-Szepessy type tacheometer, British, 1931 [Go to resource]
Description: Watts-Szepessy tacheometer, by E. R. Watts & Son Ltd, London, England, 1931 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: tacheometer Temporal: 1931 Source: Science Museum Creator: E. R. Watts and Son Limited Identifier: 1931-902 Go to resource More Like this...
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