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ContributorsRoca, Paul M. (Author)
Created1935-10-07
Description

Letter from Paul M. Roca to Ray E. Carr on behalf of Carl Hayden politely declining his invitation.

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Created1935-10-02
Description

Letter from Ray E. Carr to Carl Hayden with an invitation to celebrate the crossing of L.D.S. pioneers at Lee's Ferry.

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ContributorsUnited States National Park Service (Publisher)
Created1924-12-16
Description

Press release on the increase in wildlife in the Grand Canyon including mountain sheep, deer, and the Abert Squirrel.

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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.
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Created1928-07-31
Description

Handwritten cover titled, "Nature Notes of Grand Canyon, Polyphemus Moth, Female, Found at Grand Canyon, 5 July 1928, Vol. 3 - No. 2." Cover includes a drawing of the moth.

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ContributorsGrand Canyon National Park (Publisher)
Created1934-12
DescriptionPublication detailing the natural history of the Grand Canyon. Vol.9, No.9. Circa 1926-1934.
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Description

Black and white print with typescript annotation, "Upstream view of the canyon of Colorado River at the bridge site near Lees Ferry, Arizona." Handwritten annotation, "Exhibit I." Circa 1920-1929.