TY - BOOK AU - Ridge,Martin TI - Atlas of American frontiers SN - 9780528834936 U1 - 973 23 PY - 1993/// CY - Chicago PB - Rand McNally KW - Maps KW - Frontier and Pioneer Life KW - Historical Geography KW - Pictorial Works KW - Atlases KW - Grenze KW - Bildband KW - Geschichte N2 - Presents maps, history, and photographs of the American frontier and it's development ER -