Wednesday, Nov. 29, 2023 on KPBS 2 / Stream now with KPBS Passport! From 1907 until his death more than 50 years later, ethnologist John Peabody Harrington crisscrossed the U.S., chasing the voices of the last speakers of Native America's dying languages. This film chronicles Harrington's work and traces the impact of his exhaustive research.