{"id":"000028220","type":"book","title":"indian mounds, West Twin Lake, Montmorency County, Michigan.- Ann Arbor, MI","container-title":"Papers of the Michigan Academy of Science, Arts, and Letters; 10. 1929, S. 91-101: 6 Ill.; 3 Taf","author":[{"family":"Hinrichsen","given":"Christiane"}],"issued":{"raw":"1929"}}