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File:Pullford auto-to-tractor conversion advert 1918.png

Summary

Description
English: A 1918 advertisement for auto-to-tractor conversion kits by the Pullford Company of Quincy, Illinois, USA, at a time when the idea was popular and dozens of companies offered such kits.
Date 1918
Source Pullford Company (1918), "Pullford Company advertisement, page 43", The American Blacksmith Auto and Tractor Shop 17 (12), http://books.google.com/books?id=ybnmAAAAMAAJ&pg=PA335#v=onepage&f=false 
Author Pullford Company

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Public domain
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