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ContributorsGensler, C. H. (Author)
Created1918-07-30
Description

Letter from C. H. Gensler, Havasupai Agency to Carl Hayden regarding boundary lines.

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ContributorsGensler, C. H. (Author)
Created1917-02-12
Description

Letter from C. H. Gensler expressing concern on behalf of the Havasupai Tribe regarding the proposed park boundaries.

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ContributorsGensler, C. H. (Author)
Created1917-03-09
Description

Telegram from C. H. Gensler to Carl Hayden arranging a meeting in Hilltop, Arizona.

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ContributorsGensler, C. H. (Author)
Created1917-04-18
Description

Letter from C. H. Gensler to Carl Hayden asking for a meeting in regards to the Havasupai pasture land in light of the national park bill.

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Created1976-11
Description

Feral burro management plan and environmental assessment for Grand Canyon National Park in Arizona.

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Created1977-09
DescriptionThis addendum to the 1977 GCNP managment plan includes priority projects and planning for a 5-year period.
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Created1977-09
DescriptionNatural resources management plan and environmental assessment for preserving natural resources within the park for use and enjoyment of visitors. The approach is guided by the concept of maintaining and perpetuating ecosystems rather than protecting or preserving individual features or favored species.