Filtering by
- All Subjects: Grand Canyon National Park (Ariz.)
- All Subjects: Goodman, Frank R., 1882-1968
- Creators: Goodman, Frank R.
- Creators: Leedshill-Herkenhoff, Inc.
- Creators: R. P. Gilliland, R. P. Gilliland
- Creators: Ringland, Arthur
Letter from F. R. Goodman to Carl Hayden expressing Coconino County's interest in handing over Bright Angel Trail to the government provided a sufficient amount of money is appropriated to build a road from Maine to the Grand Canyon.
Letter from Arthur Ringland to Carl Hayden about road alignment survey through the Buggeln ranch.
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.
Letter from F. R. Goodman to Carl T. Hayden asking for clarification about the agreement to construct an approach road to the park
Grand Canyon National Park airport master plan, final report: inventory, aviation forecasts, demand/capacity analysis, airport requirements, airport plans, financial plan environmental review.