Letter from Carl Hayden to W. W. Bass concerning the passing of the national park bill. Hayden states that he will try to make the bill as advantageous to Arizona miners and farmers as possible, but the land will either remain as a national monument or become a national park. A postscript is added concerning the land allocated for the Havasupai Tribe.

Letter from Carl Hayden to Bankhead and Henderson informing the company that their sheep can continue to graze inside the national park boundaries for the year 1923 as long as they obey the permit rules. Hayden issues a warning that at a certain point no cattle or sheep will be allowed to graze inside the park.

Studied modern pollen rain/vegetation pattern relationships through discriminant functions analysis in Mammoth Cave National Park, KY, and archaeological-context pollen records from local Middle Woodland and Late Woodland sites. Concludes that analysis of this sort identifies control data for interpreting archaeological pollen records in terms of paleovegetation and paleoecological patterns.

Modern, Early Woodland, Middle Woodland