Folder: S.F. Colleges-Cogswell Polytechnical.
On back: "A memorial plaque honoring 71 years of educating Bay Area youth in the technical sciences was presented to Cogswell Polytechnical College today by Kappa Tau Sigma, technical honor society. (Left to right) Lyle E. Patton, consulting engineer and president of the Cogswell Alumni Association; Eugene Wood Smith, Cogswell President; and Francis T. Letchfield, Cogswell Trustee who delivered the keynote address."