INFORMATION - Article, "Stratigraphic, trend studies by electronic computer," World Oil, August 1, 1966 UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY WATER RESOURCES DIVISION WASHINGTON, D.C. 20242 February 13, 1967 GROUND WATER BRANCH TECHNICAL MEMORANDUM NO. 67.09 To: District Chiefs and Staff Officials From: Chief, Ground Water Branch Subject: INFORMATION - Article, "Stratigraphic, trend studies by electronic computer," World Oil, August 1, 1966 The attached article by D. R. Matuszak, recently circulated within the Mid-Continent Region, warrants Divisionwide distribution because it relates an interesting effort to synthesize subsurface geological and geophysical data through a digital computer program. (s) Gerald Meyer for C. L. McGuinness Attachment WRD DISTRIBUTION: A, B, S, FO, SL