Roadside geology of Minnesota /
Ojakangas, Richard W.
Roadside geology of Minnesota / Richard W. Ojakangas. - Missoula, Mont. : Mountain Press Pub., 2009. - xiii, 355 p. : ill. (some col.), maps (some col.) ; 23 cm.
Includes bibliographical references and index.
0878425624 (pbk. : alk. paper) 9780878425624 (pbk. : alk. paper)
2009026140
Geology--Minnesota--Guidebooks.
Minnesota--Guidebooks.
Roadside geology of Minnesota / Richard W. Ojakangas. - Missoula, Mont. : Mountain Press Pub., 2009. - xiii, 355 p. : ill. (some col.), maps (some col.) ; 23 cm.
Includes bibliographical references and index.
0878425624 (pbk. : alk. paper) 9780878425624 (pbk. : alk. paper)
2009026140
Geology--Minnesota--Guidebooks.
Minnesota--Guidebooks.