You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Hammel Glade Swamp, along the western edge of the swamp about 0.1 mile east of Foster Road, 0.5 mile south of Bray School Road, about 2.5 air miles southwest of Thayerville. Remove constraint Place: Hammel Glade Swamp, along the western edge of the swamp about 0.1 mile east of Foster Road, 0.5 mile south of Bray School Road, about 2.5 air miles southwest of Thayerville.