Columbia ambulance in Dunkirk, France, June 1915

Columbia alumni ambulance in Coxyde, Belgium, June 1915

Man on stretcher at Zouave hospital in Belgium, August 1915

A horse pulling the Columbia ambulance out of trouble in Belgium, August 2, 1915

Columbians at training camp, circa 1916

Trench practice at training camp, July 1917

Soldiers on cots at Columbia, circa 1917

Sailors on campus, circa 1917

American Ambulance for Columbia photo and letter, August 7, 1917

Columbia Field Unit Ambulance No. 1, circa 1917

Columbia Field Unit Motor Escort No. 1, circa 1917

Crowd awaiting Marshal Joffre and René Viviani, May 10, 1917

Butler, Viviani and Joffre on Low steps, May 10, 1917

Marshal Joffre receiving honorary doctorate, May 10, 1917

Teacher at Columbia training camp, 1918

Soldiers at Columbia Base Hospital, September 30, 1918

Columbia radio officers at work, circa 1918

Playing reveille for the Student Army Training Corps at Columbia, October 1918

Student Army Training Corps performing exercises on campus, ca. 1918

Portrait of Columbia servicemen in France, ca. 1918

Columbia Alumni News clipping featuring Alumni casualties of WWI, February 17, 1919

Interior of Columbia Bureau, American University Union, Paris, circa 1921

From Edouard Champion, July 4, 1915

From Edouard Champion, ca. 1918

From Joseph Galland, December 22, 1918

From J.L. Russo, July 4, 1918

From Oscar Russell, ca. 1919