Plate I from <i>An Atlas of Gas Poisoning</i> by the American Red Cross and Medical Research Committee (American Red Cross, 1918).  
<p>Plate title: 
"Microscopic section of human lung from phosgene shell poisoning.  Death at the nineteenth hour after gassing."
Text begins: 
"The piece of lung shown is almost entirely useless for aeration of the blood. Most of the pulmonary alveoli are filled with oedema fluid, and the walls of the air-sacs are burst asunder in many places..." 
</p><p><br></p>
The American Red Cross published this guide for the American Expeditionary Force in World War I, sometimes called the "chemists’ war."  The chromolithograph plates of characteristic injuries were intended to help inexperienced officers identify the type of gas used in attacks.
<div class="fn value">
American Red Cross and Medical Research Committee</div>
1918<div style="display: none;">date QS:P571,+1918-00-00T00:00:00Z/9</div>
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