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Title: One of four photographs mounted in glazed museum frame show [Go to resource]
Description: One of four photographs mounted in glazed museum frame showing two views of the filar micrometer for the 40-inch Yerkes refracting telescope, at Williams Bay; Wisconsin; USA. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: photograph Temporal: 1915 Source: Science Museum Creator: Warner & Swasey Co. Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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