Map of the Principal Quartz and Gravel Mines in Tuolumne County, California : Taken from Government Surveys and Mining Records by J. P. Dart, Mining Engineer
Description
The foothill area between the Tuolumne and Stanislaus Rivers. Varnished surface. MS Note: J. B. Pownall. Prime meridian: GM. Relief: no. Graphic Scale: Miles. Projection: Plane. Printing Process: Lithography. References: Phillips, p. 857. Verso Text: MS note: 257026 Stamp: W.D. Walkup & Co. Map, Chart & Card Mounters 540 Clay St. S.F.