RT Journal Article SR Electronic T1 MAPPING INFORMATION and THE VISUAL DISPLAY OF QUANTITATIVE INFORMATION JF Landscape Journal FD University of Wisconsin Press SP 54 OP 56 DO 10.3368/lj.4.1.54 VO 4 IS 1 A1 Breeden, J. Brooks YR 1985 UL http://lj.uwpress.org/content/4/1/54.abstract AB