You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place NW side of SR 581, ca 1.3 km SW of Withlacooche River, and ca 8 km (by air) NE of Inverness. Remove constraint Place: NW side of SR 581, ca 1.3 km SW of Withlacooche River, and ca 8 km (by air) NE of Inverness.