Washington & Oregon Seattle Portland Salem Olympia 1887 Bradley-Mitchell mapCounty and Township Map of Oregon and Washington. (Old Maps, 19th Century Maps, Americana, United States, Pacific Northwest, Washington, Oregon, Seattle, Portland, Salem, Olympia). Issued 1887, Philadelphia by Bradley, successor to S. A. Mitchell. Fine oversize late 19th century lithographed map, with original hand color. This late Mitchell map was issued by Bradley for a short period before disappearing from publication. Attractive example, clean,