An introduction to caves of Minnesota, Iowa, and Wisconsin

White Bear Lake, MN: National Speleological Society, 1980. 4to, pp. v, [1], 190; illustrations and maps throughout 5 large folding charts in back of Mystery Cave, Carlin Caverns, Farmers and Mechanics Bank Cave, Cold Water Cave, and Boscobel Bear, Paradise Pit and Horseshoe Bay Caves. Yellow printed paper wrappers, offsetting on title page, else fine. Printed for the Speleological Society Convention held in Minnesota in 1980 and covers some 35 caves in the region. Item #53220

Price: $95.00

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