<i>Title:</i> Mr. John Washington, who holds the secret of making flexable postage stamp concelers used by the U.S. Gov't. Uncle Sam can't get along without him. Nobody else knows how the concelers are made and Mr. Washington won't tell so he is going to work as long as the Gov't needs him
<i>Abstract/medium:</i> 1 negative : glass ; 5 x 7 in. or smaller
Harris &amp; Ewing, photographer
<p>Library of Congress
</p>
<ul><li><i>Catalog:</i> <a rel="nofollow" class="external free" href="https://lccn.loc.gov/2016887390">https://lccn.loc.gov/2016887390</a></li>
<li><i>Image download:</i> <a rel="nofollow" class="external free" href="https://cdn.loc.gov/service/pnp/hec/32400/32443v.jpg">https://cdn.loc.gov/service/pnp/hec/32400/32443v.jpg</a></li>
<li><i>Original url:</i> <a rel="nofollow" class="external free" href="https://www.loc.gov/pictures/item/2016887390/">https://www.loc.gov/pictures/item/2016887390/</a></li></ul>