Geologic map and sections of the Bowie Mountain North Quadrangle, Cochise County, Arizona
Harald Drewes
1981, IMAP 1492
Geologic map of the Denver 1 degree by 2 degrees Quadrangle, north-central Colorado
Bruce Bryant, L.W. McGrew, R. A. Wobus
1981, IMAP 1163
Map showing relief and surface markings of the lunar polar regions
Water Resources Division, U.S. Geological Survey
1981, IMAP 1326-B
Geologic map of the Chico monocline and northwestern part of the Sacramento Valley, California
D. S. Harwood, E. J. Helley, M.P. Doukas
1981, IMAP 1238
Shaded relief map of the lunar polar regions
Water Resources Division, U.S. Geological Survey
1981, IMAP 1326-A
Controlled photomosaic of the Arcadia Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1353
Controlled photomosaic of the Cebrenia South-Central Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1398
Controlled photomosaic of the Cebrenia Southeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1399
Controlled photomosaic of the Cebrenia Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1397
Geologic map of the Gage SW quadrangle, Grant and Luna counties, New Mexico
C.H. Thorman, Harald Drewes
1981, IMAP 1231
Map showing distribution, composition, and age of late Cenozoic volcanic centers in California and Nevada
R. G. Luedke, R. L. Smith
1981, IMAP 1091-C
No abstract available....
Geologic map and sections of the Bowie Mountain South Quadrangle, Cochise County, Arizona
Harald Drewes
1981, IMAP 1363
Controlled photomosaic of the Arcadia Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1355
Controlled photomosaic of the Diacria Southwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1358
Controlled photomosaic of the Elysium Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1385
Generalized fence diagram showing stratigraphy and potentiometric surface of the Tertiary formations in southeastern Wyoming and an adjacent part of Colorado
M. A. Crist
1981, IMAP 1308
No abstract available....
Controlled photomosaic of the Elysium Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1386
Geologic map of the Uncompahgre (Ouray) mining district, southwestern Colorado
R. G. Luedke, W. S. Burbank
1981, IMAP 1247
Controlled photomosaic of the Diacria Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1359
Controlled photomosaic of the Elysium Southeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1387
Controlled photomosaic of the Elysium Southwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1384
Solution mining and subsidence in evaporite rocks in the United States
C.R. Dunrud, B.B. Nevins
1981, IMAP 1298
Map showing areas of landsliding in the Kaiparowits coal-basin area, Utah
H.K. Fuller, V. S. Williams, R. B. Colton
1981, IMAP 1033-H
Controlled photomosaic of the Diacria Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1328
Controlled photomosaic of the Diacria South-central Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1356