You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Gravelly Bay to tip of point, 19 to 22 1/2 miles from base of point. Vicinity of Lighthouse, 21 1/2 miles from base of point. Remove constraint Place: Gravelly Bay to tip of point, 19 to 22 1/2 miles from base of point. Vicinity of Lighthouse, 21 1/2 miles from base of point. Place Haldimand or Norfolk Remove constraint Place: Haldimand or Norfolk Place Ontario Remove constraint Place: Ontario Topic Carex Remove constraint Topic: Carex