Gas Attacks

U.S. Army, American Expeditionary Forces
Defensive Measures against Gas Attacks
(France :  Headquarters, American Expeditionary Forces, 1917)

Gift of the Estate of Dr. Walter B. Cannon to the Library of Harvard Medical School, 1945

The A.E.F. issued these guidelines on instructions and preventive measures against gas attacks, including carrying masks and respirators, frequent drills, alarms, and inspection of equipment.  The guidelines include instructions on anti-gas respirators for horses.  The pages displayed here concern the detection of gas, particularly mustard gas.