Olson, Ellis. Wood butchers of the North, with Cheboygan logmarks / by Ellis Olson. - [2nd ed.] - [Cheboygan, Mich. : Cheboygan Daily Tribune, printer, 1989] - 38 p. : ill. ; 21 cm. Cover title. Includes index. Subjects--Personal Names: Olds, Millard D. Subjects--Topical Terms: Logging--Michigan.Lumbering--Michigan--Cheboygan.Log brands--Michigan--Cheboygan. Subjects--Geographic Terms: Cheboygan (Mich.)--History. LC Class. No.: F572 .C5 / O47 1989