A Perilous Fossil Hunt: Prof. Marsh's Last Trip to the Bad Lands (New York Tribune Extra, No. 27, March 1875)

New York, 1875. Original edition. Paperback. Good. 65pp. Small quarto [25 cm] Light green and black printed wraps. Housed in a simple portfolio folder. The covers are heavily darkened at the edges, there is a contemporary owner's name on the front cover, and there are multiple losses from the paper of the spine. The corners of the pages are very slightly dog eared. The article covers pp. 46-51. Professor O. C. Marsh took annual journeys in search of vertebrate fossils of the west.