Brooklyn YMCA Boys Organize Hospital Unit for Work in France
Brooklyn YMCA Boys Organize Hospital Unit for Work in France. Reviving a "victim" with a Pulmotor; Washington Irving High School Girls Present War Ambulance to the Red Cross; black-and-white-photograph, 1917, photographer: Underwood & Underwood; source: Library of Congress, Prints and Photographs Division https://lccn.loc.gov/2017671793, public domain.