Folder: S.F. Districts-Presidio-Communications Center.
Newscopy: "Monitoring the thousands of messages which daily flow through the 6th Army Command's important communications center at the Presidio is the task of the control room. Seated at teletype is Cpl. William Pullen. Working at the giant circuit control board are (left to right) William Butz, Cpl. Jesse Thompson and Theodore Hanby. Mr. Butz and Mr. Hanby are two of the Signal Corps' many civilian employees."