Article:

TJEERD H VAN ANDEL and PAUL D KOMAR

Ponded Sediments of the Mid-Atlantic Ridge between 22° and 23° North Latitude
Geological Society of America Bulletin 1969 v. 80, p. 1163-1190. [Abstract] [PDF]  

JAMES G MOORE and RICHARD S FISKE

Volcanic Substructure Inferred from Dredge Samples and Ocean-Bottom Photographs, Hawaii
Geological Society of America Bulletin 1969 v. 80, p. 1191-1202. [Abstract] [PDF]  

KELVIN S RODOLFO

Bathymetry and Marine Geology of the Andaman Basin, and Tectonic Implications for Southeast Asia
Geological Society of America Bulletin 1969 v. 80, p. 1203-1230. [Abstract] [PDF]  

NEVILLE L CARTER and C. BARRY RALEIGH

Principal Stress Directions from Plastic Flow in Crystals
Geological Society of America Bulletin 1969 v. 80, p. 1231-1264. [Abstract] [PDF]  

ROBERT H MEADE

Errors in Using Modern Stream-Load Data To Estimate Natural Rates of Denudation
Geological Society of America Bulletin 1969 v. 80, p. 1265-1274. [Abstract] [PDF]  

J. G JOHNSON and M. A MURPHY

Age and Position of Lower Devonian Graptolite Zones Relative to the Appalachian Standard Succession
Geological Society of America Bulletin 1969 v. 80, p. 1275-1282. [Abstract] [PDF]  

IAN BAKER

Petrology of the Volcanic Rocks of Saint Helena Island, South Atlantic
Geological Society of America Bulletin 1969 v. 80, p. 1283-1310. [Abstract] [PDF]  

ARTHUR G SYLVESTER

SA Microfabric Study of Calcite, Dolomite, and Quartz around Papoose Flat Pluton, California
Geological Society of America Bulletin 1969 v. 80, p. 1311-1328. [Abstract] [PDF]  

H. ROBERT BURGER, III

Structural Evolution of the Southwestern Tobacco Root Mountains, Montana
Geological Society of America Bulletin 1969 v. 80, p. 1329-1342. [Abstract] [PDF]  

PETER W LIPMAN

Alkalic and Tholeiitic Basaltic Volcanism Related to the Rio Grande Depression, Southern Colorado and Northern New Mexico
Geological Society of America Bulletin 1969 v. 80, p. 1343-1354. [Abstract] [PDF]  

DALE R SIMPSON

Prehnite Veins in Triassic Diabase, Coopersburg, Pennsylvania
Geological Society of America Bulletin 1969 v. 80, p. 1355-1362. [Abstract] [PDF]  

NOTE AND DISCUSSION:

CHARLES F RICHTER

Possible Seismicity of the Nacimiento Fault, California
Geological Society of America Bulletin 1969 v. 80, p. 1363-1366. [Abstract] [PDF]  

ROBERT S DIETZ, ROBERT FUDALI, and WILLIAM CASSIDY

Richat and Semsiyat Domes (Mauritania): Not Astroblemes
Geological Society of America Bulletin 1969 v. 80, p. 1367-1372. [Abstract] [PDF]  

ROBERT L FISHER and CELESTE G ENGEL

Ultramafic and Basaltic Rocks Dredged from the Nearshore Flank of the Tonga Trench
Geological Society of America Bulletin 1969 v. 80, p. 1373-1378. [Abstract] [PDF]  

W. H YOXALL

The Relationship between Falling Base Level and Lateral Erosion in Experimental Streams
Geological Society of America Bulletin 1969 v. 80, p. 1379-1384. [Abstract] [PDF]  

R. J MOIOLA, R. T CLARKE, and B. J PHILLIPS

A Rapid Field Method for Making Peels of Unconsolidated Sands
Geological Society of America Bulletin 1969 v. 80, p. 1385-1386. [Abstract] [PDF]  

BARRETT H ERICKSON and PAUL J GRIM

Profiles of Magnetic Anomalies South of the Aleutian Island Arc
Geological Society of America Bulletin 1969 v. 80, p. 1387-1390. [Abstract] [PDF]  

J. P SWINCHATT

Algal Boring: A Possible Depth Indicator in Carbonate Rocks and Sediments
Geological Society of America Bulletin 1969 v. 80, p. 1391-1396. [Abstract] [PDF]  

R. W PIERCE and R. L LANGENHEIM, JR.

Ultrastructure in Palmatolepis sp. and Polygnathus sp
Geological Society of America Bulletin 1969 v. 80, p. 1397-1400. [Abstract] [PDF]  

L. CAMERON MOSHER and FRANCES BODENSTEIN

A Unique Conodont Basal Structure from the Ordovician of Alabama
Geological Society of America Bulletin 1969 v. 80, p. 1401-1402. [Abstract] [PDF]  

FRED BARKER and IRVING FRIEDMAN

Carbon Isotopes in Pelites of the Precambrian Uncompahgre Formation, Needle Mountains, Colorado
Geological Society of America Bulletin 1969 v. 80, p. 1403-1408. [Abstract] [PDF]  

JERRY M HOFFER

The San Miguel Lava Flow, Dona Ana County, New Mexico
Geological Society of America Bulletin 1969 v. 80, p. 1409-1414. [Abstract] [PDF]  

JAMES W VALENTINE and H. HERBERT VEEH

Radiometric Ages of Pleistocene Terraces from San Nicolas Island, California
Geological Society of America Bulletin 1969 v. 80, p. 1415-1418. [Abstract] [PDF]  

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