June 3 - July 3, 1918
Certificate with text: "Headquarters, the Presidio of San Francisco, R.O.T.C. Camp, San Francisco, Cal., July 3, 1918. This is to certify that Linus Carl Pauling a member of the senior division, Reserve Officers Training Corps at Oregon Agricultural College has successfully completed the course of instruction at the Presidio of San Francisco Reserve Officers Training Corps Camp from June 3, 1918, to July 3, 1918. Remarks: acted as Corporal. Character of service: excellent. Vaccinated: June 3, 1918. Result: successful. Typhoid and paratyphoid prophylaxis completed June 17, 1918." Three signatures follow.
Presented by the United States. Army. Reserve Officers' Training Corps.
Subject: Memberships
Name: United States Army, Reserve Officers' Training Corps
ID: 1918h.2