File:Slideruleinuse.wpafb.chap2-2.jpg
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Slideruleinuse.wpafb.chap2-2.jpg (250 × 198 pixels, file size: 16 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:09, 2 March 2006 | 250 × 198 (16 KB) | wikimediacommons>ArnoldReinhold | An engineer using a w:slide rule, probably in 1950s. Note calculator in background. Source: Aeronautical Systems Center (ASC) History Office http://www.ascho.wpafb.af.mil/Genesis/chap2.htm |
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