You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Alvar 2 km south of Clay Bank west of Arnprior. North side of county line, McNab Township. Remove constraint Place: Alvar 2 km south of Clay Bank west of Arnprior. North side of county line, McNab Township. Place Ontario Remove constraint Place: Ontario Place Renfrew Remove constraint Place: Renfrew Topic Poales Remove constraint Topic: Poales