HUPP, CLIFF R. DENDROGEOMORPHIC EVIDENCE AND DATING OF RECENT DEBRIS FLOWS ON MOUNT SHASTA, NORTHERN CALIFORNIA - WASHINGTON: USDI, 1987 - 39P; ILLUST - U.S.GEOLOGICAL SURVEY PROFESSIONAL PAPER 1396-B . ENG Subjects--Topical Terms: MASS-WASTING-CALIFORNIA-SHASTA, MOUNT, REGI.DENDROCHRONOLOGY-CALIFORNIA-SHASTA, MOUNT.