File:PSM V38 D605 Lever shears for cutting bar iron.jpg

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English: Caption: "Lever shears for cutting bar iron." Key: "The cutting knives are located at a b, and when the eccentric d is revolved by the rotation of the shaft on which it is placed, it lifts the long arm of the lever c and caused the upper knife b to cut or 'shear' past the lower knife a, thus dividing any bar of iron that may be been between the two knives."
Date between 1890 and 1891
date QS:P,+1890-00-00T00:00:00Z/8,P1319,+1890-00-00T00:00:00Z/9,P1326,+1891-00-00T00:00:00Z/9
Source Popular Science Monthly Volume 38
Author Unknown authorUnknown author
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current01:15, 25 October 2010Thumbnail for version as of 01:15, 25 October 20101,703 × 761 (213 KB)Ineuw (talk | contribs){{Information |Description = Lever shears for cutting bar iron |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_38.djvu/605 |Date = 1890-1891 |Author = Unknown |Permission = {{PD-old}} |oth

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