"Board of Engineers Flood Control, Los Angeles County, contour map of lands along lower Los Angeles River, showing channels and flood area adjacent to Los Angeles and Long Beach Harbors," blueline print with colored ink showing LA&SLRR planned developments and showing land ownership with ownership and acreage of lots.

"Map no. 28, Los Angeles County Index," blueline print, 1":600', with coloring.

"SPLA&SLRR, Los Angeles division, map of track for Pacific Wharf & Storage Co, East San Pedro, Cal.," blueprint, 1":200' (1906)

"Exhibit 'A' showing area inclosed in application," print on linen(?), 600':1" (undated)

"Map of part of San Pedro Harbor showing ground applied for by the Pacific Wharf & Storage Co.," 500':1" (undated)

"SPLA&SLRR Terminal Island Tract, subdivided for assessment purposes only, being a portion of the Rancho San Pedro, Los Angeles County, Cal.," 1":600'.

"Topography along Salt Lake Railroad, west of bascule bridge, from survey of city engineer of Long Beach, field book 'R,'" A.L. Sonderegger, colored print, 1":50'.

"Harbor Department, City of Long Beach, California, office of the chief engineer, Terminal Island, 5.1 contour on south shore in City of Long Beach," blueprint, 1":200'. Manuscript note reads: "Altho this map is not dated Mr. Mead stated that it shows high tide line of 5.1 contour according to surveys made during 1924, J.W. Evans, 9-18-30."

Board of Harbor Commissioners of the City of Los Angeles. Coloring and key explaining color coding is re oil, signed Wm G. Greenman, Comdr USN, Inspector Naval Petroleum Reserves in California.

"Map of Wilmington Harbor survey of upper entrance, July, 1883, Amos A. Fries," blueline print and second print, shows tide lines from 1859-1896, 1878-1888, 1888-1890, 1859-1896, 1890-1891, 1883 (undated)

"Map showing the shifting of the mouth of the San Gabriel River near Long Beach, Cal., since 1857," positive photostat with colored ink, 1":200' (1906)

"Recorder's filed map no. 365 showing subdivisions as made by deed in parts of Rancho Los Cerritos and a part of the American Colony tract, recorded in MR 19-89-91 Los Angeles County, made for assessment purposes only by the City Assessor of Long Beach Cal.," negative photostat.

"Diseno de los parages llamados Sta Gertrudes, Coyotes, Bolsas, Alamitos y Sierritos," two positive photostats.