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Superintendent Hanks thanks Harriett S. Harmon for her interest and information. Theodore Roosevelt National Memorial Park would appreciate any further information on William Wingate Sewall.
Theodore Roosevelt National Park
1950-10-04
Historian Ray H. Mattison has received permission from Harriett S. Harmon’s sister, Nancy S. Cunningham, to view their father’s papers. Harmon and Cunningham are the daughters of William Wingate Sewall. Mattison is interested in the North Dakota mementos mentioned by both sisters.
Theodore Roosevelt National Park
1958-12-22
Historian Ray H. Mattison requests access to William Wingate Sewall’s papers for his research of the Elkhorn Ranch site.
Theodore Roosevelt National Park
1958-12-09