1913. Item #52689
ALLEN, J. A. ONTOGENETIC AND OTHER VARIATIONS IN MUSKOXEN, WITH A SYSTEMATIC REVIEW OF THE MUSKOX GROUP, RECENT AND EXTINCT. New York: Memoirs of the American Museum of Natural History, March 1913. New Series, Vol. I, Part IV. Folio, grey wrappers lettered in black. Illustrated with 8 black and white plates and 46 text figures. Lacks most of front cover. Internally clean and partially uncut. A very good copy.