Indian traders. Papers of Thomas M. Finney, Indian trader at Gray Horse, Osage Agency, Oklahoma Territory, and of Frank F. Finney, historian and employee of the Indian Territory Illuminating Oil Company, including correspondence (1925–1936) relating to T. M. Finney’s book Pioneer Days of the Osage Indians, West of ’96; historical materials (1827–1977) such as correspondence, news clippings, magazine articles, and bibliographic notes of Frank Finney on topics such as the Cherokee Strip, the Osage Indian Agency, Gray Horse Trading Post, the Dalton Gang, Kaw Indian Agency, Buffalo Bill, Pawnee Bill, peyotism, President Herbert Hoover’s early days in Pawhuska, Oklahoma, and Maria Tallchief; field notebooks (1915–1949) kept by Frank Finney while an employee of the Indian Territory Illuminating Oil Company; finished and unfinished articles and stories (1891–1969) by Frank Finney, Thomas Finney, and J. E. Finney, including research notes, newspaper clippings, and magazine articles; and oil and gas files (1896–1972) of Frank Finney, with articles and documents primarily relating to the Indian Territory Illuminating Oil Company and oil and gas leases on Osage Indian lands.