U.S., Indexed Early Land Ownership and Township Plats, 1785-1898This collection includes maps of townships in all or parts of Alabama, Illinois, Indiana, Iowa, Kansas, Mississippi, Missouri, Ohio, Oklahoma, Oregon, Washington, and Wisconsin. A typical plat map will cover one township, and the usual scale is two inches = one mile. There can be multiple plats associated with a single township. For some states both the local office copy and the copy that was sent to the Government Land Office in Washington, D.C. are included.