The Development and Servicing of Spatial Data Management Techniques in the Corps of Engineers / R. Pat Webb, Darryl W. Davis.R. Pat. Webb1978EN
Determination of Land Use from Satellite Imagery for Input to Hydrologic Models / R. Pat Webb, Robert Cermak and Arlen Feldman.Robert P. Webb1980EN
The Digestive System, by R.J. Ryall; with a Nursing Contribution by Pat WebbRyall, R. J. & 5 more1984PDF35 MBEN