2.6 References

Aldrich, J.K., 1986, Ghosts of Boulder County--a guide to the ghost towns and mining camps of Boulder County, Colorado: Centennial Graphics, Lakewood, 39 p.

Gable, D.J., 1972, Geologic map of the Tungsten Quadrangle, Boulder, Gilpin, and Jefferson Counties: U.S. Geological Survey Map GQ-978, scale 1:24,000.

Lovering, T.S., and Goddard, E.N., 1950, Geology and ore deposits of the Front Range, Colorado: U.S. Geological Survey Professional Paper 223, 319 p.

Vanderwilt, J.W., 1947, Mineral resources of Colorado: State of Colorado Mineral Resources Board, p. 547

Wilkerson, A.S., 1937, Geology and ore deposits of the Magnolia mining district, Boulder County, Colorado: Ann Arbor, Michigan, Ph.D. thesis, University of Michigan. 999