File:PSM V39 D760 Old style of steel tilting hammers.jpg

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Description Old style of steel tilting hammers
Date
Source http://en.wikisource.org /wiki/Page:Popular_Science_Monthly_Volume_39.djvu/760
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 greyscale, cropped whitespace. The original can be viewed here: Popular Science Monthly Volume 39.djvu: . Modifications made by Ineuw.

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Date/TimeThumbnailDimensionsUserComment
current19:35, 18 October 2015Thumbnail for version as of 19:35, 18 October 20151,692 × 902 (367 KB)Ineuw (talk | contribs)Cleaned image and improved contrast
21:53, 27 November 2010Thumbnail for version as of 21:53, 27 November 20101,725 × 932 (462 KB)Ineuw (talk | contribs){{Information |Description = Old style of steel tilting hammers |Source = http://en.wikisource.org /wiki/Page:Popular_Science_Monthly_Volume_39.djvu/760 |Date = 1891 |Author = Unknown |Permission = {{PD-old}} |other_

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