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Publication Extents

Not all publications have extents, not all extents are completely accurate
A computer program for creating keyword indexes to textual data files
David W. Moody
1972, Open-File Report 72-259
A keyword-in-context (KWIC) or out-of-context (KWOC) index is a convenient means of organizing information. This keyword index program can be used to create either KWIC or KWOC indexes of bibliographic references or other types of information punched on. cards, typed on optical scanner sheets, or retrieved from various Department of...
Significance of ground-water chemistry in performance of North Sahara Tube wells in Algeria and Tunisia
Frank Eldridge Clarke, Blair F. Jones
1972, Water Supply Paper 1757-M
Nine ground-water samples from the principal shallow and deep North Sahara aquifers of Algeria and Tunisia were examined to determine the relation of their chemical composition to corrosion and mineral encrustation thought to be contributing to observed decline in well capacities within a UNESCO/UNDP Special Fund Project area. Although the...
The Shawangunk Formation (Upper Ordovician(?) to Middle Silurian) in eastern Pennsylvania
Jack Burton Epstein, Anita G. Epstein
1972, Professional Paper 744
The Shawangunk Formation of Early and Middle Silurian age, and possibly Late Ordovician age, in eastern Pennsylvania and northwestern New Jersey forms a thick clastic wedge of sediments derived from sourcelands to the southeast uplifted during the Taconic orogeny. The formation is divided into four newly denned members, from bottom...