RotatingDiaphragm_Derr1906.png (220 × 300 pixels, file size: 37 KB, MIME type: image/png)
Summary
Figure 50 from Louis Derr, Photography for students of physics and chemistry London: The Macmillan Co., 1906.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:38, 22 May 2006 | 220 × 300 (37 KB) | Dicklyon (talk | contribs) | Figure 50 from Louis Derr, ''Photography for students of physics and chemistry'' London: The Macmillan Co., 1906. |
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