Tahoe National Forest

1919

U.S. Department of Agriculture

1:251k

Metsker's map of Butte County, California

1939

Chas. F. Metsker

1:127k

47A. Part Of North Central California.

1881

Wheeler, G.M.

1:253k

47A. Land Classification Map Of Part Of North Central California.

1881

Wheeler, G.M.

1:253k

Weber's Map of Plumas County, California

1914

Punnett Brothers

1:160k

Map of Plumas County : showing areal geology and locations of principal mines

1937

Averill, Charles V. (Charles Volney), 1892-

1:250k

Mother Lode map : incorporating Mother Lodes of California and Nevad

1931

Cormack, Robert

Mother Lode map : incorporating mother lodes of California and Nevada

1931

Cormack, Robert

Map of the Valley of the Sacramento including the Gold Region.

1848

Larkin, Thomas Oliver, 1802-1858

Gold And Quicksilver District Of California, 1848

1848

Ord, Edward Otho Cresap (E.O.C.O.)

1:680k