TY - RPRT TI - Geologic map of the Chignik and Sutwik Island quadrangles, Alaska AU - Robert L. Detterman AU - T. P. Miller AU - M. E. Yount AU - Frederic H. Wilson PY - 1981 DO - 10.3133/i1229 UR - https://pubs.usgs.gov/publication/i1229 ID - i1229 ER -