A.H. Fox Gun, ad 'The Premier of Single Triggers', from 1914 catalog
Unknown author<span style="display: none;">Unknown author</span>
A.H. Fox Gun Company catalog 1914, reproduced in Michael McIntosh, A.H. Fox. The Finest Gun in the World, Revised edition, Countrysport Press, Traverse City, MI 1994, <a href="//commons.wikimedia.org/wiki/Special:BookSources/0-924357-24-X" title="Special:BookSources/0-924357-24-X">ISBN 0-924357-24-X</a>