WPA writer Manly Banister's oral history interview with Mrs. Kitty Gray. Mrs. Gray was involved in management of several hard-rock mines during the go-go years of Baker County company gold mining in the first quarter of the 20th century, especially in and around Cornucopia, and offered a lot of insights into the rough and dangerous life of a hard-rock miner back then. (For the transcript, see https://www.loc.gov/item/wpalh001928/ )