Official map of Siskiyou County, State of California /

Relief shown by shading, hachures, and spot heights.
Cadastral map showing drainage, railroads, land ownership, landowners' names, judicial townships, township, section and quarter-section lines, etc.
"Approved and declared to be the official map of Siskiyou County, by ... Board of Supervisors ... 1887."
Includes insets of Etna, Callahans, Yreka, Sketch showing all mineral surveys in T.45 N., R.7 W., M.D.M.k, Montague, and Fort Jones, and ill.
LC Land ownership maps, no. 42
Available also through the Library of Congress Web site as a raster image.