ANALYSIS OF SOME OF THE COALS OF PENNSYLVANIA. BY H.D. ROGERS, F.G.S., LONDON. AND A. BACHE, PROFESSOR OF NATURAL PHILOSOPHY AND CHEMISTRY IN THE UNIVERSITY OF PENNSYLVANIA. FROM THE JOURNAL OF THE ACADEMY OF NATURAL SCIENCES, OF PHILADELPHIA, VOL. VII.

[Philadelphia? 1834?]. 12pp. Disbound. Minor foxing. Very Good. Item #18683

Price: $75.00