Geology of the conterminous United States at 1:2,500,000 scale
Subtitle: a digital representation of the 1974 P.B. King and H.M. Beikman map
By: by Paul G. Schruben, Raymond E. Arndt, and Walter J. Bawiec ; display software by Russell A. Ambroziak
Series: U.S. Geological Survey digital data series -- DDS-11
Publisher: U.S. Geological Survey
Published: 1994
Place of publication: Reston, VA
Format: [computer file] :
Subjects: Geology; Maps; Databases
Other titles: Geology of conterminous U.S. at 1:2,500,000.
Description: A menu-driven digital version of King and Beikman's 1974 map, with a searchable copy of the text and figures from their Professional Paper 901 describing the map's historical background and limitations. Data provided in the U.S. Geological Survey Mapper for DOS, ARC/INFO version 6.1.1 Export, Digital Line Graph (DLG) Optional, Map Overlay Statistical System (MOSS), and Drawing Exchange File (DXF) formats.
Notes: Title from title screen.

Title on spine of jewel case: Geology of conterminous U.S. at 1:2,500,000.

System requirements: IBM-compatible PC with math coprocessor; 640K RAM; MS-DOS or PC-DOS 5.0 or higher; VGA color monitor; SVGA graphics card; hard disk with 5MB free space; ISO 9660-compatible CD-ROM drive with Microsoft MSCDEX 2.1 or later; mouse.