File:H&D curve.png
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Summary
| Description | page 10 from Raymond Davis and F. M. Walters, Jr., Scientific Papers of the Bureau of Standards, No. 439 (Part of Vol. 18) "Sensitometry of Photographic Emulsions and a Survey of the Characteristics of Plates and Films of American Manufacture," 1922. |
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| Source | en-wiki |
| Author | Qkowlew |
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:08, 27 April 2008 | | 471 × 813 (41 KB) | Qkowlew | {{Information |Description=page 10 from Raymond Davis and F. M. Walters, Jr., ''Scientific Papers of the Bureau of Standards'', No. 439 (Part of Vol. 18) "Sensitometry of Photographic Emulsions and a Survey of the Characteristics of Plates and Films of Am |
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