California. Pasadena quadrangle (15'), 1900 (1942)

Henry Gannett, Chief Topographer. R.U. Goode, Geographer in charge. Triangulation by A.P. Davis. Topography by L.C. Fletcher and T.G. Gerdine. Surveyed in 1894. Reproduced by 30th Engr. (top) SN., Ft. Belvoir, VA, 1942 from negatives furnished by A.M.S. Polyconic projection. To place on North American datum move projection lines 640 feet south and 470 feet west. [Vertical] datum is mean sea level