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Title: Spherometer, calibrated in dioptres, on circular base and wi [Go to resource]
Description: Spherometer, calibrated in dioptres, on circular base and with additional rings for increasing the range of measurement License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: spherometer Temporal: 1900-1949 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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