A. A. Olsson - CONTRIBUTIONS TO THE TERTIARY PALEONTOLOGY OF NORTHERN PERU: 
PART 3. EOCENE MOLLUSCA

Bulletins of American Paleontology Vol. 17, No. 62
Ithaca: Harris Co., 1930
97 pages, 12 plates

Softbound, sunning to spine and outer edges. The title page has a few inked notes and light foxing. Tight. Good