Matching Items (3)
Filtering by
- All Subjects: Hayden, Carl Trumbull, 1877-1972
- All Subjects: Macao
- Creators: Smith, George Otis
- Creators: 張, 亞
ContributorsSmith, George Otis (Author)
Created1918-04-23
Description
Letter from George Otis Smith, U.S. Geological Survey to Carl Hayden regarding asbestos mining prospects in the Grand Canyon.
ContributorsSmith, George Otis (Author)
Created1918-05-01
Description
Letter from George Otis Smith to Carl Hayden regarding mining rights in the Grand Canyon.
Contributors張, 亞 (Contractor)
Created1860-09-29
Description
A contract between Chon-Moe, a Chinese settler, and H. de Closmadeuc. The contract was to last for eight years and lists the legal requirements of both the employee and the employer. Notes that Chon-Moe completed a contract with P. Campbell previously.