The geology of North Dakota .

Hainer, John L.

The geology of North Dakota . - Grand Forks, 1956. - 46 p. illus., maps (3 fold. (1 col.) in pocket) tables. 23 cm.

Bibliography: p. 44-46.

gs 56000183


Geology--North Dakota.
Mines and mineral resources--North Dakota.

QE149 / .H25

557.84

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