Daniel E. Heywood: His Journey from Hunter-Trapper to Writer-Conservationist., William Krohn
William B. Krohn

Henry O. Stanley and His Fishing Tackle Business, William Krohn
William B. Krohn

An Early Angling History of the Maine's West Grand Lake Region, William Krohn
William B. Krohn

Henry O. Stanley and his fishing tackle business, William Krohn
William B. Krohn

Early Maine Wildlife: Historical Accounts of Canada Lynx, Moose, Mountain Lion, White-tailed Deer, Wolverine, Wolves, and Woodland Caribou, 1603–1930, William Krohn, Christopher Hoving
William B. Krohn

Joshua Gross Rich (1820-1897): The Life and Works of a Western Maine Pioneer and Wildlife Writer, William Krohn
William B. Krohn

Fur into feathers: Manly Hardy and his collection of North American birds, William Krohn, Marilyn Massaro
William B. Krohn

The Life and Writings of Manly Hardy (1832-1910): Fur Buyer, Hunter, and Naturalist, William Krohn
William B. Krohn

A fall fur-hunt from Maine to New Brunswick, Canada – the 1858 journal of Manly Hardy, William Krohn
William B. Krohn

Recent and historical distributions of Canada lynx in Maine and the Northeast, Christopher Hoving, Ronald Joseph, William Krohn
William B. Krohn