Matching Items (2)
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- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Sonoran Desert
- Creators: Mitchell, Walter
- Creators: Noss, Reed F.
ContributorsMitchell, Walter (Author)
Created1936-02-04
Description
Letter from Walter Mitchell to Carl Hayden on building a Union Chapel in the Grand Canyon.
ContributorsNoss, Reed F. (Author) / Pima County (Ariz.). County Administrator's Office (Publisher)
Created1999
Description
This report discusses the history of conservation planning and how we got to where we are today with these regional scale, ecosystem level habitat conservation plans and other similar types of projects.