Oversized book of topographic maps (edition dates range from c. 1900-c. 1923, with reprint dates from c. 1920- c. 1925) and geological records provided by the U.S. Department of the Interior. Maps include the following: Washington State Index, Mt. Baker District, Mount Vernon, Stillaguamish, Glacier Peak, Stehekin, Methow, Okanogan, Sultan, Skykomish, Chiwaukum. Chelan, Tacoma, Cedar Lake, Snoqualmie, Mount Stuart, Wenatchee, Chehalis, Mount Aix, Ellensburg, Mount St. Helens, Mount Adams, Mount Hood (Ore.), Snohomish, Crater Lake National Park (Ore.), Mount Rainier National Park.