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Title: Met Office Mk B type balloon theodolite, 1919 [Go to resource]
Description: Balloon theodolite, Met Office Mk B type, by E. R. Watts & Son, London, 1919. Used by the Meteorological Office. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: theodolite Temporal: 1919 Source: Science Museum Creator: E. R. Watts & Son Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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