Fort Keogh Historic District ID: 3710 | This file appears in: Fort Keogh Historic District Fort Keogh Historic District. Stone bridge at the original entrance which may date from the original Fort construction, view to the southeast. | Creator: Paul Anderson | Date: Oct. 1991 | Source: Montana State Historic Preservation Office | Rights: Public Domain Download Original File CreatorPaul AndersonSourceMontana State Historic Preservation OfficeDateOct. 1991RightsPublic Domain "Fort Keogh Historic District" appears in: Fort Keogh Historic District