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	1.	No cover image available The significance of fission-track ages of apatite in relation to the tectonic history of the Front and Sawatch ranges, Colorado by Bryant, Bruce Naeser, Charles Material type: Article; Format: print Language: Eng In: Geological Society of America bulletin 91(3), part I, 1980, p. 156-164: : ill., carte, graph., tab., rés.(Angl) Availability: No items available.
	2.	No cover image available Stratigraphy and age of the Chumstick and Wenatchee formations : tertiary fluvial and lacustrine rocks, Chiwaukum graben, Washington summary by Gresens, Randall Naeser, Charles Whetten, John Material type: Article; Format: print Language: Eng In: Geological Society of America bulletin 92(5), part I, 1981, p. 233-236: : carte Availability: No items available.
	3.	No cover image available Radiometric age of the Chickaloon formation of South-Central Alaska : location of the Paleocene-Eocene boundary by Triplehorn, Don Turner, Donald Naeser, Charles Material type: Article; Format: print Language: Eng In: Geological Society of America bulletin 95(6), 1984, p. 740-742: : tab., rés.(Angl) Availability: No items available.

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