1. Gold fields of California : no. 1 of the series, Amador and Calaveras Counties

2. Manuscript Mining Claim Map : Placer County, California

3. Map of the Gold Region of California : taken from a recent survey

4. Map of the Mother Lode, Amador County, California : from actual surveys

5. Oregon, Upper California, & New Mexico [Gold Region Shown in Gold!]

6. Map of the Cranage Mining Claim, Smth Point, Pacer County, California]

7. Map of the principal quartz and gravel mines in Tuolumne County, California : Taken from government surveys and mining records

8. Gold Regions of California By James Wyld Geographer to the Queen & Prince Albert

9. [Untitled Map showing mining claims of Crary & Co. and J.S. Sholl in Placer County, California]

10. Official map of the Washoe mining region, with relative distances from the principal places of California

11. Topographical Sketch of the Gold & Quicksilver District Of California, July 25th 1848. E. O. C. O. Lt. U.S.A. P.S. Duval's Lith. steam Press Phila

12. Thayer's Map Of The Leadville Mines California Mining District Lake County Colorado. ... Compiled From The United States Surveys And County Records. Published by H.L. Thayer, Leadville, Colorado. Julius Bien, Photo-Lith. N.Y

13. Positions of the Upper and Lower Gold Mines on the South Fork of the American River, California. July 20th, 1848. (with, on one sheet) Upper Mines. Nos. 1&8 Lower Mines or Mormon Diggings. No. 3

14. Map Of Nevada County, California. Compiled From The Latest Authentic Sources, Showing Towns, Villages, Roads, Streams, Mining Ditches, And U.S. Land Surveys, Quartz And Placer Mining Claims. By J.G. Hartwell, County Surveyor. 1880. Entered ... 1880, by J.G. Hartwell ... Washington, D.C. Lith. W.T. Galloway, 540 Clay St. S.F

15. Mining Claim Map : Placer County, California

16. Map of Georgetown Divide, El Dorado County : showing also portions of the Placerville and Forest Hill Divide with the ditches, mines and other properties of the California Water Company

17. Bird's Eye View Placerville, Cal. Published By The "Weekly Observer" 1888

18. Upper Mine Nos. 1 & 8 (and) Lower Mines or Mormon Diggings No. 3

19. Mining Claims of Wm. Biggs Located on Wolf Creek near Grass Valley surveyed Feb. 7th 1865. H.S. Bradley County Surveyor

20. Les Terrains Auirferes (Gold Mining)

21. Nevada City. - March, 1855. Published by Cook & Coburgn, Nevada

22. Map of Part of Seneca Mining Distr. Yuma Co. Arizona. Compliments of Colonial Investment Co. Kansas City, Mo

23. Topographical Map Showing the Locations of the Sutro Tunnel and the Comstock Lode…Chas. F. Hoffmann, San Francisco, March 1866

24. Treadwell's New Map of the Comstock Mines State of Nevada 1876 . .