File:EB1911 - Lens - Fig. 9.jpg
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EB1911_-_Lens_-_Fig._9.jpg (489 × 139 pixels, file size: 25 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:48, 13 October 2020 | 489 × 139 (25 KB) | DivermanAU | Uploaded a work by Anonymous from ''Encyclopædia Britannica'' (11th ed.), v. 16, 1911, "Lens" article, pp. 421–427; modified from https://www.gutenberg.org/files/42048/42048-h/42048-h.htm#ar109 with UploadWizard |
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