A scene from <i>Teddy at the Throttle</i> (1917) published in <i>The New Movie,</i> July 1930
Keystone Film Company
<a rel="nofollow" class="external free" href="https://archive.org/stream/newmoviemagazine02weir#page/n97/mode/2up">https://archive.org/stream/newmoviemagazine02weir#page/n97/mode/2up</a> <a rel="nofollow" class="external text" href="https://archive.org/stream/catalogofcopyrig3122libr#page/177/mode/1up/search/tower">1958</a>, <a rel="nofollow" class="external text" href="https://archive.org/stream/catalogofcopyrig3132libr#page/177/mode/1up/search/tower">1959</a>