Supplemental material: Glacial-interglacial-scale paleoclimatic change without large ice sheets in the Oligocene of central Oregon Gregory J. Retallack 10.1130/2004050 https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_Glacial-interglacial-scale_paleoclimatic_change_without_large_ice_sheets_in_the_Oligocene_of_central_Oregon/12339029 GSA Data Repository Item 2004050, Geology, Vol. 32, p. 297. File size: 8 p., about 68 K bytes. 2004-01-01 00:00:00 Geoscience