Pocket booklet of Michigan's glacial gemstones of Northeastern Upper Peninsula: beach areas, map and guide to Alger, Luce, and Chippewa counties : pictures and sketches from Gitche Gumee Agate Shop, Mineral and Historical Museum, Grand Marais, Alger County, Michigan
A.A. Niemi, 1973 - Juvenile Nonfiction - 28 pages
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