History and methods of palaeontological discovery : an address, delivered before the American Association for the Advancement of Science, at Saratoga, N.Y., August 28, 1879 / by O.C. Marsh.
- [Place of publication not identified] : [Publisher not identified], 1879?
44 pages ; 26 cm
- New Haven, CT. : Tuttle, Morehouse & Taylor, Printers