North Dakota Geological Survey circular.

no.5:well samples; no.6-11; no.6-19 1948(?)-53; no.6 1950; no.12-30 (1953); no.18-20,22 1953; no.26-30 1953; no.20-59 1953-54; no.31-57 (1953-54); no.31-70 1953-1954; no.11-75(1952-1954); no.60-99 1954; no.71-100 1954; no.101-130 1955; no.87-144 (1954-56); no.100-139 1954-56; no.131-180 1955-1957; no.76-185(1954-1958); no.140-187 1956-58; no.145-187 (1956-58); no.181-185 1957-1958; no.186-187 1958; no.188-206 (1958); no.200 1958; no.5:rev.7 (1959); no.207-239 (1958-60); no.200-244 1958-61; no.201-250 1958-1961; no.5:rev.8 (1961); no.251-271 1961-1963; no.5:cores (1963); no.240-274 (1961-67); no.245-274 1961-67; no.261-274(1962-1967); no.272-274 1967; no.5 1969; no.5:cores:suppl. (1965); no.5 10th rev. suppl.1 1966