compiled from original surveys by James Wyld Geographer to the Queen & Prince Albert, Charing Cross East, 2 Royal Exchange & Model of the Earth Leicester Square. London. Map covers all of California, part of southern Oregon, and extends a bit east of the Great Salt Lake. Relief shown by hachures and spot heights. Latitudinal and longitudinal lines. Coordinates approximate and based on Greenwich meridian. Indexed according to counties. Legend: Gold found in the Localities marked thus Workings for Gold [square dots] Quartz Veins [red line segments]. Bar scale on map in "miles." Shows topography, drainage, cities and towns, routes, mines. Descriptive text throughout (e.g.: The surface of the Great Basin is covered with detritus ... gravel, serpentine, and volcanic rock). "Exclusive Copyright, 5 & 6 Vic. Cap. 45." Collector's notes: The map includes both Ogdens River and Humboldt River. Mine maps Stanford copy dissected, mounted on linen, folded, in cloth slip case (7 1/4"x 4 1/4") with printed label of James Wyld and title: California. Pencil inscription beneath title: .