“Pine Region of Minnesota, Showing Classification of Lands”
Color lithograph map, 1899, prepared by H.B.Ayres and published by the US Geological Survey, showing various land classifications ("Prairie", "Original Forest Pine", "Burned Before Cutting" etc.), as well as other details such as railroads and mines, printed by Julius Bien & Co, New York, on cream paper, with horizontal and vertical folds as issued (now somewhat flattened); some slight toning but otherwise in very good condition
Sheet 34 x 47 1/4 inches
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