MAKE A MEME View Large Image Keuffel & Esser prototype slide rule, based on Cox Duplex Rule of 1891 - MIT Slide Rule Collection - DSC03606.JPG en MIT Slide Rule Collection MIT Museum Cambridge Massachusetts USA The museum permitted photography without restriction ...
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Keywords: Keuffel & Esser prototype slide rule, based on Cox Duplex Rule of 1891 - MIT Slide Rule Collection - DSC03606.JPG en MIT Slide Rule Collection MIT Museum Cambridge Massachusetts USA The museum permitted photography without restriction 2013-08-04 13 31 11 own Daderot cc-zero MIT Slide Rule Collection Uploaded with UploadWizard
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