Bibliography of Fossil Vertebrates 1928–1933

Review of the Pelycosauria

Bibliographic and Faunal Index of Paleozoic Pelmatozoan Echinoderms

Crust of the Earth: A Symposium

Bibliography and Index of Literature on Uranium and Thorium and Radioactive Occurrences in the United States

International Studies on the Quaternary: Papers Prepared on the Occasion of the VII Congress of the International Association for Quaternary Research Boulder, Colorado, 1965