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
Controlled photomosaic of the Oxia Palus Southeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1342
Geology and origin of the Chilean nitrate deposits
George Edward Ericksen
1981, Professional Paper 1188
Digital terrain map of the United States
R. H. Godson
1981, IMAP 1318
Seismicity map of the State of Minnesota
C. W. Stover, B.G. Reagor, S. T. Algermissen
1981, Miscellaneous Field Studies Map 1323
The earthquake data shown on this map and listed in table 1 are a list of earthquakes that were originally used in preparing the Seismic Risk Studies in the United States in the United States (Algermissen, 1969) which have been recompiled and updated through 1979. These data have been reexamined...
Preliminary geologic maps showing Cenozoic deposits of the Snelling and Merced Falls quadrangles, Merced and Stanislaus counties, California
Denis E. Marchand
1981, Open-File Report 81-107
Principal facts for gravity stations in the Big Maria, Riverside, and Whipple Mountains, California
Thomas B. Gage, Robert W. Simpson
1981, Open-File Report 81-30
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
Average elevation map of the conterminous United States (Gilluly averaging method)
W.H. Diment, T. C. Urban
1981, Geophysical Investigations Map 933
No abstract available....
Controlled photomosaic of the Mare Acidalium Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1347
Amount and timing of late Cenozoic uplift and tilt of the central Sierra Nevada, California: Evidence from the upper San Joaquin River basin
N. King Huber
1981, Professional Paper 1197
No abstract available....
Controlled photomosaic of the Diacria Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1328
Controlled photomosaic of the Sinus Sabaeus Northwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1376
Controlled photomosaic of the Elysium Southeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1387
Controlled photomosaic of the Diacria Southwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1358
Stratigraphic sections, Hallo Bay to Katmai Bay, Shelikof Strait, Alaska, 1979
G.W. Petering, T.N. Smith
1981, Open-File Report 81-21
Controlled photomosaic of the Noachis North-central Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1394
Preimpoundment water quality in the Tioga River Basin, Pennsylvania and New York
Janice R. Ward
1981, Water-Resources Investigations Report 81-1
The water quality in the Tioga River basin was studied from September 1973 to September 1978, prior to impoundment by the U.S. Army Corps of Engineers. Results of the investigation will be used in the operation of three reservoirs that were in the final stages of construction in late 1979. Annual...
Controlled photomosaic of the Diacria South-central Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1356
Controlled photomosaic of the Phaethontis Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1335
Controlled photomosaic of the Elysium Southwest Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1384
Controlled photomosaic of the Elysium Northeast Quadrangle of Mars
Water Resources Division, U.S. Geological Survey
1981, IMAP 1385
Geochemical analyses and summaries of shale from Kentucky
Jon J. Connor
1981, Open-File Report 81-1097
A late Oligocene or earliest Miocene molluscan fauna from Sitkinak Island, Alaska
Richard C. Allison, Louie Marincovich
1981, Professional Paper 1233