Matching Items (817)
Filtering by

Clear all filters

42400-Thumbnail Image.png
ContributorsArizona. Governor's Drought Task Force (Contributor)
Created2007-12-06
Description

This study is intended to assess flood risk, and identify flood hazards based on those risks, for the Beaver Dam area from the Beaver Dam Wash. The hydrologic and hydraulic results are intended for risk assessment and emergency management purposes only. The results of this study should not be considered

This study is intended to assess flood risk, and identify flood hazards based on those risks, for the Beaver Dam area from the Beaver Dam Wash. The hydrologic and hydraulic results are intended for risk assessment and emergency management purposes only. The results of this study should not be considered as “best available technical information” for floodplain management purposes.”

42401-Thumbnail Image.png
Created2009-01-11
Description

The purpose of the Flood Response Plan is to reduce the potential for property damage and loss of life resulting from floods on the Beaver Dam Wash at the community of Beaver Dam. This report is intentionally short and concise to make it easily usable during a flood emergency.

41518-Thumbnail Image.png
ContributorsDarton, Nelson Horatio (Author) / Fred Harvey (Publisher)
Created1917
DescriptionBooklet describing a geological survey of the Grand Canyon. Four editions: 1917, 1929, 1936, 1950.
41213-Thumbnail Image.png
ContributorsHamilton, Ed (Author)
Created1923-10-23
Description

Letter from Ed Hamilton to Carl Hayden regarding the storage of dynamite in Shoski Canyon.

41214-Thumbnail Image.png
ContributorsDemaray, A. E. (Author)
Created1923-10-31
Description

Letter from A. E. Demaray to Carl Hayden regarding the storage of dynamite in Shoski Canyon.

41215-Thumbnail Image.png
ContributorsCammerer, Arno B. (Author)
Created1923-10-03
Description

Letter from Arno B. Cammerer to Carl Hayden regarding the storage of dynamite in Shoski Canyon.

41216-Thumbnail Image.png
Created1923-10-10
Description

Letter from R.P Gilliland to Carl Hayden regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ, to the Grand Canyon.

41217-Thumbnail Image.png
ContributorsHayden, Carl T. (Author)
Created1923-10-13
Description

Letter from Carl Hayden to R.P Gilliland regarding the sale of Bright Angel Trail (Ariz.) and construction of the President's Highway from Maine, AZ to the Grand Canyon.

41218-Thumbnail Image.png
ContributorsHayden, Carl T. (Author)
Created1924-03-11
Description

Speech by Carl T. Hayden offering a motion to authorize a road an trail construction program in Grand Canyon National Park "to make these natural wonders accessible to the American people." The speech appears in the Congressional Record, 68th Congress, First Session.

41222-Thumbnail Image.png
ContributorsHayden, Carl T. (Author)
Created1924-12-18
DescriptionTelegram from Carl Hayden to the Coconino Sun informing the paper that no funds for an approach road will be granted until the United States government owns Bright Angel Trail.