Official map of Alameda County, California : compiled from official surveys and records and private surveys and published by authority of the Board of Supervisors of Alameda CountyAllardt, G. F., cartographer1874engRelief shown by shading and spot heights. Soundings in feet.Shows drainage, school districts, township boundaries, land ownership, tract numbers, ranchos, acreages, township and section lines, railroads, etc.Insets: Geographical map of Alameda County and the surrounding counties. Scale [1:380,160]. 6 miles (480 chains) to the in. -- Map of the city of Oakland. Scale [1:7,920]. 10 chains (660 ft.) to the in. -- Southeast corner of Alameda County, east of the line AB [continuation of map].Includes table of supervisors and supervisor districts.BEIN Covers 844 Al11 +1874: Mounted on linen. In cover with title "Allardt's official map of Alameda County."BEIN 844 Oa5 1874 Copy 2: Imperfect: chipped and torn, with some loss of text. Eastern sheets only.