Edwin C. Burt
... that Edwin C. Burt's shoe company issued a series of trade cards, one of which featured children sitting in a sailboat-shaped shoe?
... that <b id="mwA5s"><a href="./Edwin_C._Burt" id="mwA5w" rel="mw:WikiLink" title="Edwin C. Burt">Edwin C. Burt</a></b><span about="#mwt24" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"`s","href":"./Template:`s"},"params":{},"i":0}}]}' id="mwA50" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> shoe company issued a series of <a href="./Trade_card" id="mwA54" rel="mw:WikiLink" title="Trade card">trade cards</a>, one of which featured children sitting in a sailboat-shaped shoe?