Proceedings of the Academy of Natural Sciences of Philadelphia Academy of Natural Sciences of Philadelphia Published: 1865 Total Pages: 812 Get eBook
Proceedings of The Academy of Natural Sciences (No. 3 -- June, July and Aug., 1868) Published: Total Pages: 52 Get eBook
Annual Report of the American Historical Association American Historical Association Published: 1928 Total Pages: 328 Get eBook
Bulletin of the Wagner Free Institute of Science of Philadelphia Wagner Free Institute of Science Published: 1926 Total Pages: 672 Get eBook
Bulletin of the Wagner Free Institute of Science of Philadelphia Published: 1926 Total Pages: 300 Get eBook
