Earth (Planets in Our Solar System)

Oligocene Rodents of North America: Transactions, American Philosophical Society (vol. 70, Part 5)

Isidore of Seville on the Pagan Gods (Origines VIII. 11): Transactions, American Philosophical Society (vol. 70, Part 3) (Transactions of the American Philosophical Society, 538)

The Years 1881-1894 in Russia: A Memorandum Found in the Papers of N. Kh. Bunge. A Translation and Commentary: Transactions, American Philosophical ... of the American Philosophical Society, 549)

Ox That Gored: A Reprint of Transaction of the American Philosophical Society, vol. 71, no. 2 Transactions, American Philosophical Society (vol. 71, part 2)

The Lienzo of Petlacala: A Pictorial Document from Guerrero, Mexico: Transactions, American Philosophical Society (vol. 72, part 7) (Transactions of the American Philosophical Society, 558)

Rural Politics and the Collapse of Pennsylvania Federalism: Transactions, American Philosophical Society (vol. 72, part 6)

Pavia and Rome: The Lombard Monarchy and the Papacy in the Eighth Century Transactions, American Philosophical Society (vol. 72, part 4) (Transactions of the American Philosophical Society, 555)

Review of Copepoda Associated with Sea Anemones and Anemone-like Forms (Cnidaria, Anthozoa): Transactions, American Philosophical Society (vol. 72, ... of the American Philosophical Society, 553)