Teacher. Certificates and teaching contracts (1894-1923); a teaching assignment (1907) from the U.S. Indian Service at McAlester, Indian Territory; and the Choctaw spelling book Chata Holisso (n.d.), printed by the Richmond Presbyterian Committee...
Interpreter. A Comanche-English dictionary (ca. 1895), with a Comanche alphabet and diacritical markings, compiled by Detrick while serving as an interpreter for the Red Store Trading Post at Fort Sill, Indian Territory. Also included in the...