<a href="https://en.wikipedia.org/wiki/Carl_Cain" class="extiw" title="en:Carl Cain">Carl Cain</a>
Unknown photographer
1956 Hawkeye (Univ. Iowa yearbook), <a rel="nofollow" class="external text" href="http://digital.lib.uiowa.edu/cdm4/document.php?CISOROOT=/yearbooks&amp;CISOPTR=5361&amp;REC=12">page 116</a>