Handwritten and colored map of T1S R3W, T1S R2W, T1S R1W, Rancho Acalanes, Rancho Laguna de los Palos Colorados, and Rancho Canada del Hambre (Southern) in Contra Costa County, California. Includes the land surrounding the present-day locations of Moraga, Lafayette, Walnut Creek, and Alamo with landowner names.