<i>Title:</i> Col. M.A. DeLaney, U.S.A., the man who has been treating Pres. Coolidge on May 22nd while the Pres. was in the air-tight room receiving the chlorine gas treatment for his cold. Col. DeLaney is watching the apparatus that denotes the amount of gas being sent into the air-tight chamber
<ul><li>Col Matthew A. Delaney <a rel="nofollow" class="external free" href="https://www.arlingtoncemetery.net/madelaney.htm">https://www.arlingtoncemetery.net/madelaney.htm</a></li></ul><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/2016887308">https://lccn.loc.gov/2016887308</a></li>
<li><i>Image download:</i> <a rel="nofollow" class="external free" href="https://cdn.loc.gov/service/pnp/hec/32300/32361v.jpg">https://cdn.loc.gov/service/pnp/hec/32300/32361v.jpg</a></li>
<li><i>Original url:</i> <a rel="nofollow" class="external free" href="https://www.loc.gov/pictures/item/2016887308/">https://www.loc.gov/pictures/item/2016887308/</a></li></ul>