File:Martinson Tractor (vector source).svg

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Original file ‎(SVG file, nominally 940 × 325 pixels, file size: 201 KB)

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Description
English: This contains the source shapes for the File:Martinson Tractor.gif and File:Martinson Tractor (reverse).gif animations. Each frame of the animation is a separate layer.
Date
Source Own work, from US Patent 1627984 "Traction Machine." (granted 10 May 1927 to inventor Martinson, Oscar J. and assigned to Monighan Machine Co.) and (October 1947). "Paradise for Sidewalk Superintendents". Popular Mechanics 88 (4): 153-157; 240; 244.
Author Mliu92
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I, the copyright holder of this work, hereby publish it under the following license:
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attribution share alike
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Date/TimeThumbnailDimensionsUserComment
current19:28, 26 July 2016Thumbnail for version as of 19:28, 26 July 2016940 × 325 (201 KB)Mliu92 (talk | contribs)Remove redundant raster used for tracing.
19:23, 26 July 2016Thumbnail for version as of 19:23, 26 July 2016940 × 325 (632 KB)Mliu92 (talk | contribs)User created page with UploadWizard

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