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Title: graticule microscope [Go to resource]
Description: Portable graticule microscope, for use with Poldi test pieces, in wooden case, by Bausch & Lomb Optical Co, USA, c.1940, from BR Materials Engineering Group Laboratory, Derby License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: microscope Temporal: 1935-1945 Source: Science Museum Creator: Bausch and Lomb Optical Company Limited Identifier: 1992-7581 Go to resource More Like this...
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