Collage: National Defense Act of 1916. From top to bottom: photograph: "From Mexico, 1916, L Company, 5th Infantry, California National Guard, taken at the Presidio at San Francisco. Identification Information: Alan Vanatta Collection, 95-12-28(d); Letter dated July 14, 1916, from the Adjutant General sent to A.J. Davis of Berkeley, California, regarding federal determination of what troops the state will maintain after the National Defense Act of June 3, 1916, Adjutant General Correspondence, 1910-1917 (B3474); Photograph of Governor Hiram Johnson, c. 1916, F3757-43-06.