Willie Ogg
... that Willie Ogg patented the forerunner to the modern cavity back iron?
... that <b id="mwA0U"><a href="./Willie_Ogg" id="mwA0Y" rel="mw:WikiLink" title="Willie Ogg">Willie Ogg</a></b> patented the forerunner to the modern <a href="./Iron_(golf)#Cavity_back" id="mwA0c" rel="mw:WikiLink" title="Iron (golf)">cavity back iron</a>?