Three pocket expanding folder containing two bound typescript and manuscripts:

"Harbor-area, report no. 3, topography, (a) C.F. Miller, 1907," by Francis Bates, 157 pp with bound in maps and manuscript tables, a study of survey of Cerritos Slough by C.F. Miller (1907), including four maps: "Exhibit A, Slough location and topography, by C.F. Miller Jan-Feb 1907, field books T47-L15, Los Angeles-Long Beach Harbor;" "Exhibit B, Slough location and topography, by C.F. Miller Jan-Feb 1907, field books T47-L15, Los Angeles-Long Beach Harbor, Location of 4.7 foot contour sketched from available data;" "Exhibit C, Portion of coast survey map of 1859 showing Cerritos Slough elev. 5.1 and 5.3 contours, C.F. Miller, 1907;" "Exhibit D, portion of coast survey map of 1872 showing Cerritos Slough elev 5.1 and 5.3 contours, C.F. Miller 1907" (1939)

1956 Addendum: Equation of bearings:-Deadman's Island meridian vs. Henry Hancock's field notes; Francis Bates' reports, 20pp with manuscript charts and figures, with cover letter from Francis Bates to E.E. Bennett, re contents (1957) discussing new evidence to support Bates' claims that early surveys of tidelands area were incorrect.