Heartland of a continent : America's plains and prairies /
Fisher, Ron.
Heartland of a continent : America's plains and prairies / by Ron Fisher ; prepared by the Book Division, National Geographic Society. - Washington, D.C. : The Society, c1991. - 199 p. : col. ill. 26 cm.
870448307
Plains--North America.
Prairie Provinces--North America.
Prairies
R F 595.3 .F536 1991
Heartland of a continent : America's plains and prairies / by Ron Fisher ; prepared by the Book Division, National Geographic Society. - Washington, D.C. : The Society, c1991. - 199 p. : col. ill. 26 cm.
870448307
Plains--North America.
Prairie Provinces--North America.
Prairies
R F 595.3 .F536 1991
