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Title: Miner's surveying compass, 1845-1855 [Go to resource]
Description: Miner's surveying compass (mining dial) by Henry Barrow & Co.., 2 Oxenden St., London, England, 1845-1855 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: magnetic compass
mining dial
circumferentorTemporal: 1845-1855 Source: Science Museum Creator: Henry Barrow & Co. Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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