Publications Found
- Special-Distribution Publications 45--Modified Piper Diagrams by the Digital Computer
- by J. M. McNellis , C. O. Morgan
- 36 p., 1969, $3.00
- Special-Distribution Publications 43--Stiff Diagrams of Water-quality Data Programmed for the Digital Computer
- by C. O. Morgan , J. M. McNellis
- 26 p., 1969, $3.00
- Special-Distribution Publications 47--Applications of Computer Techniques to Seepage-salinity Surveys in Kansas
- by R. B. Leonard , C. O. Morgan
- 44 p., 1970, $3.00