Image: Brooks ice auger patent drawings 1932-retouched
Size of this preview: 236 × 599 pixels. Other resolution: 287 × 729 pixels.
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Description: Retouched image of 1932 patent drawing of ice auger designed by F.W Brooks, Sr.
Title: Brooks ice auger patent drawings 1932-retouched
Credit: This file was derived from: Brooks ice auger patent drawings 1932.jpg US Patent 1,857,585
Author: Original image by F.W. Brooks, Sr.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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