Blue line print. Properties falling within boundaries of the proposed flood control basin are outlined. Legend along right hand side of sheet. Inset "vicinity map" of project. Inset "state index" map of project. "Preliminary subject to review"--stamped
Manuscript map on linen. Boundaries are over colored in blue, brown, green, pink and yellow tint. Relief shown by hachures. "Compiled from maps and exhibits on file in the Office of the Surveyor General of California and from surveys made by Hancock, Thompson & Wheeler, U.S. Deputy Surveyor."