You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Errol. Fen on NH-ME border 1.3 miles southeast of Tidswell-Point & 1.6 miles northeast of Sargents Cove boat ramp. Approached from southwest by crossing Lake Umbagog from boat ramp & continuing northeast for about 1/2 mile to swamp & fen. Remove constraint Place: Errol. Fen on NH-ME border 1.3 miles southeast of Tidswell-Point & 1.6 miles northeast of Sargents Cove boat ramp. Approached from southwest by crossing Lake Umbagog from boat ramp & continuing northeast for about 1/2 mile to swamp & fen. Place New Hampshire Remove constraint Place: New Hampshire Place North America Remove constraint Place: North America Topic Carex Remove constraint Topic: Carex Type still image Remove constraint Type: still image