found: Her Zinc, lead, and barite deposits and occurrences in Paleozoic rocks, east-central U.S., 1983:t.p. (Sandra H.B. Clark, U.S. Geological Survey)
found: LC data base, 10/13/83(hdg.: Clark, Sandra H. B.)
found: Structure and petrology of the Priest River-Hoodoo Valley area, Bonner County, Idaho, 1967:t.p. (Sandra Helen Becker Clark; Ph. D., major in geology, Univ. of Idaho) p. v (B.S., 1963, M.S., 1964, geology, Univ. of Idaho)
found: OCLC, Mar. 26, 2012(hdgs: Clark, Sandra H. B.; Clark, Sandra Helen Becker, 1938- ; Clark, S. H. B.; usage: Sandra H.B. Clark; Sandra Helen Becker Clark; S.H.B. Clark)
