Sorry we do not seem to have any further information on Island 21kl (aka Boyd Island) in Gravenhurst

Lake
Muskoka Wood
Lake Skeleton
Lake Brandy
Lake Leonard
Lake Morrison
Lake Mary
Lake Lake of
Bays Peninsula
Lake Lake
Vernon

Lake
Joseph Loon
Lake Sparrow
Lake Kahshe
Lake Riley
Lake Prospect
Lake McKay
Lake Healey
Lake Echo
Lake Ril
Lake