King of Prussia Postcard Show and Sale, at George Washington Lodge, June 17-18, 1988
Unknown author<span style="display: none;">Unknown author</span>
17 July 1988
<a rel="nofollow" class="external free" href="https://collections.carli.illinois.edu/cdm/compoundobject/collection/nby_teich/id/19907">https://collections.carli.illinois.edu/cdm/compoundobject/collection/nby_teich/id/19907</a>