Umsaskis Lake Quadrangle Maine- 15 Minute Series. Water Bodies: Allagash River, Chemquasabamticook Stream, Cunliffe Brook, Cunliffe Lake, Glazier Brook, Glazier Pond, Grey Pond, Harrow Brook, Heron-Churchill Lakes, Little Churchill Pond, Long Lake, Priestly Brook, Priestly Lake, Shepherd Pond, Sweeney Pond, Threemile Pond, Umsaskis Lake.
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