RT Journal Article SR Electronic T1 GREAT RIVER: AN ENVIRONMENTAL HISTORY OF THE UPPER MISSISSIPPI, 1890-1950 JF Landscape Journal FD University of Wisconsin Press SP 86 OP 87 DO 10.3368/lj.6.1.86 VO 6 IS 1 A1 Petulla, Joseph M. YR 1987 UL http://lj.uwpress.org/content/6/1/86.abstract AB