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ContributorsBass, W. W. (Author)
Created1917-04-30
Description

Letter from W. W. Bass to Carl Hayden concerning the mining of asbestos in the Grand Canyon.

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ContributorsBass, W. W. (Author)
Created1918-09-22
Description

Letter from W. W. Bass to Carl Hayden requesting the boundaries of the park be reconsidered as a large portion of the land is suitable for mining and farming.

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Created1926-04-02
DescriptionGrand Canyon National Park General Regulations.
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DescriptionBooklet with description of the Grand Canyon. Circa 1915.
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ContributorsBass, W. W. (Author)
Created1924-04-12
Description

Letter from W.W. Bass to Carl Hayden expressing his difficulty in selling his canyon property.

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ContributorsBass, W. W. (Author)
Created1926-01-06
Description

Letter from W. W. Bass to Carl Hayden regarding the sale of Bass properties to the Santa Fe Railroad Company.

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Created1929
Description

Typescript report, black and white, describing the mammals of Grand Canyon National Park with cover drawing of a bighorn sheep.

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Created1930
Description

Typescript report, black and white, describing the birds of Grand Canyon National Park with cover drawing of a bald eagle.

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Created1927-08-31
DescriptionMonthly bulletin, black and white, describing the natural history and scientific features of Grand Canyon National Park with cover drawing of fern bush.
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Created1929-02-28
DescriptionMonthly bulletin, black and white, describing the natural history and scientific features of Grand Canyon National Park. This volume is dedicated in memoriam to Glen E. Sturdevant, park naturalist, and Fred Johnson, park ranger, who drowned while collecting specimens in the park.