Mineral Resources of Additions to the La Madre Mountains Wildernes Study Area, Clark County, Nevada; Geological Survey Open-File Report 90-679
USGS and USBM, 1990. softcover, stapled, 14 pages, 11" x 8.5", from the abstract, "At the request of the U.S. Bureau of of Land Management, approximately 7,995 additional acres of the La Madre Mountains Wilderness Stdy Area (NV-050-412) were evaluated for mineral resources (known) and mineral resource potential (undiscovered)." More

