Portrait of Hannah E. Longshore, M.D., Philadelphia
Unknown photographer
1897
<cite class="book" style="font-style:normal" id="Reference-Valentine-1897">Valentine, M. T. (1897)      <i> <a rel="nofollow" class="external text" href="https://archive.org/details/biographyofephra1897ride">Biography of Ephraim McDowell, M.D.</a></i>, <a href="https://en.wikipedia.org/wiki/en:New_York_City" class="extiw" title="w:en:New York City"><span title="most populous city in the United States of America">New York City</span></a>:  McDowell Publishing Co.  <small></small></cite>