Specific instructions for ordering and availability of reports are given under each sublisting. Symbols for these locations are defined above for water-resources investigation reports. When ordering, please use the open-file number and full title. Do not mix orders for open-file reports with orders for other U.S. Geological Survey products. Prices for duplicate slides and color photographs can be obtained on request.
Prepayment is required.
No discount is applicable. Semi-automated data capture for vectorizing geologic quadrangle maps in Kentucky, by W. H. Anderson, L. G. Morris and T. N. Sparks. Use of raster imagery and vector data in support of a geologic mapping project, by B. J. Stiff. Digital map production at the Idaho Geological Survey, by L. R. Stanford and J. S. Freed. Digital mapping techniques employed by the California Division of Mines and Geology, by D. L. Wagner.