1. Geology and petrology of the Pribilof Islands, Alaska;Barth;U.S., Geol. Surv., Bull.,1956
2. Geology of Umnak and Bogoslof Islands, Aleutian Islands, Alaska;Byers;U.S., Geol. Surv., Bull.,1959
3. Geology of the Alaska Peninsula: island arc and continental margin, 1, 2;Burk;Geol. Soc. Am., Mem.,1965
4. Map showing extent of glaciations in Alaska;Coulter;U.S., Geol. Surv., Miscellaneous Geol. Invest.,1962
5. Geomagnetic polarity epochs: Pribilof Islands, Alaska;Cox;Geol. Soc. Am., Bull.,1966