Matching Items (2)
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- All Subjects: Desert conservation
- All Subjects: Tourism
- Creators: Darton, Nelson Horatio
- Creators: Sayre, Nathan F
- Resource Type: Text
ContributorsDarton, Nelson Horatio (Author) / Fred Harvey (Publisher)
Created1917
DescriptionBooklet describing a geological survey of the Grand Canyon. Four editions: 1917, 1929, 1936, 1950.
ContributorsSayre, Nathan F (Author) / Pima County (Ariz.). County Administrator's Office (Publisher)
Created2000-09
Description
A companion to the Preliminary Ranch Conservation Element, this report brings together leaders in the area of ranch conservation and compiles their expert writings on ecological and economic sustainability in ranching.