TY  - RPRT
TI  - Mineral resources of Alaska, report on progress of investigations in 1917--Platinum-bearing auriferous gravels of Chistochina River
AU  - Theodore Chapin
PY  - 1919
DO  - 10.3133/b692c
UR  - https://pubs.usgs.gov/publication/b692C
ID  - b692C
ER  -