- New Brunswick: Rutgers University Press, (1968).
- stiff paper wrappers.
- xiv, 219 pages.
Price: $10.00 other currencies
Order Nr. 29724
B2-1400. Expanded from the first edition of 1944 by the addition of two illustrations and a 35 page addendum. One illustration by John Swientochowski. Information on Dr. Joseph Leidy, Francis Jordan, Hilborne Cresson, and Joseph Wigglesworth. Spine faded. Ink inscription.