Unnamed

Menzie, W.D., Foster, H.L., Tripp, R.B., and Yeend, W.E., 1983, Mineral resource assessment of the Circle quadrangle, Alaska: U.S. Geological Survey Open-File Report 83-170-B, 61 p., 1 sheet, 1:250,000.Foster, H.L., O'Leary, R.M, McDougal, C.M, and Menzie, W.D., 1984, Analyses of rock samples from the Circle quadrangle, Alaska: U.S. Geological Survey Open-File Report 84-479, 126 p., 1 sheet, scale 1:250,000.