Oklahoma Digital Prairie Electronic Library. Online digital repository created by the Oklahoma Department of Libraries. As the official state archive, ODL is the repository of Governor’s papers, state publications and all Oklahoma state agencies. There are maps, collections, photographs, and state publications that have been digitized and made available to the public.
Gateway to Oklahoma History. Features all the pre-1923 newspapers in the Oklahoma Historical Society newspaper archives as well at the photos from the Oklahoma Publishing Company Collection (OPUBCO) otherwise known as the photo morgue from the Daily Oklahoman. There are many photos from Route 66 in this collection.