High Quality Content by WIKIPEDIA articles! Fearsome Creatures of the Lumberwoods, With a Few Desert and Mountain Beasts is a 1910 fantasy field guide by William Thomas Cox (1878–1961), Minnesota’s first State Forester and Commissioner of Conservation, with illustrations by Coert du Bois (1881–1960; US Consul and forester) and Latin classifications by George Bishop Sudworth (1862–1927; Chief Dendrologist of the Forest Service.) The text is a noteworthy resource on folklore, as a century after its initial publication Fearsome Creatures remains one of the principal sources on mythical animals of the United States and Canada.