These records include maps from the Central Regional Branch of the Washington State Archives. These maps were created or collected by local government agencies throughout Benton, Chelan, Douglas, Franklin, Grant, Kittitas, Klickitat, Okanogan, and Yakima counties. Local government records include those from county offices such as the Auditor, the Clerk, the Treasurer, the Board of Commissioners, and from municipalities, school districts, and other service districts. These records span the years from the territorial period to the present.