File:PSM V40 D637 Viewed object size and its relation to distance.jpg

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Description Viewed object size and its relatiion to distance
Date between 1891 and 1892
date QS:P,+1891-00-00T00:00:00Z/8,P1319,+1891-00-00T00:00:00Z/9,P1326,+1892-00-00T00:00:00Z/9
Source Popular Science Monthly Volume 40
Author Unknown authorUnknown author
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This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Extracted image from book, to grayscale, cropped whitespace. Modifications made by Ineuw. The original can be found here: Popular Science Monthly Volume 40.

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current23:13, 11 December 2010Thumbnail for version as of 23:13, 11 December 2010589 × 1,461 (42 KB)Ineuw{{Information |Description = Viewed object size and its relatiion to distance |Source = [http://www.archive.org/details/popularsciencemo401892newy Popular Science Monthly Volume 40] |Date = 1891-1892 |Author = Unknown |Pe

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