Article:

PETER MOLNAR and LYNN R SYKES

Tectonics of the Caribbean and Middle America Regions from Focal Mechanisms and Seismicity
Geological Society of America Bulletin 1969 v. 80, p. 1639-1684. [Abstract] [PDF]  

DAVID A LINDSEY

Glacial Sedimentology of the Precambrian Gowganda Formation, Ontario, Canada
Geological Society of America Bulletin 1969 v. 80, p. 1685-1702. [Abstract] [PDF]  

ISIDORE ZIETZ, PAUL C BATEMAN, JAMES E CASE, M. D CRITTENDEN, JR., ANDREW GRISCOM, ELIZABETH R KING, R. J ROBERTS, and GEORGE R LORENTZEN

Aeromagnetic Investigation of Crustal Structure for a Strip Across the Western United States
Geological Society of America Bulletin 1969 v. 80, p. 1703-1714. [Abstract] [PDF]  

D. R HORN, M. N DELACH, and B. M HORN

Distribution of Volcanic Ash Layers and Turbidites in the North Pacific
Geological Society of America Bulletin 1969 v. 80, p. 1715-1724. [Abstract] [PDF]  

GUNTER FAURE and JACK KOVACH

The Age of the Gunflint Iron Formation of the Animikie Series in Ontario, Canada
Geological Society of America Bulletin 1969 v. 80, p. 1725-1736. [Abstract] [PDF]  

MOUNIR T MOUSSA

Green River Formation (Eocene) in the Soldier Summit Area, Utah
Geological Society of America Bulletin 1969 v. 80, p. 1737-1748. [Abstract] [PDF]  

JOHN D OBRADOVICH, FELIX E MUTSCHLER, and BRUCE BRYANT

Potassium-Argon Ages Bearing on the Igneous and Tectonic History of the Elk Mountains and Vicinity, Colorado: A Preliminary Report
Geological Society of America Bulletin 1969 v. 80, p. 1749-1756. [Abstract] [PDF]  

J. S SMART

Topological Properties of Channel Networks
Geological Society of America Bulletin 1969 v. 80, p. 1757-1774. [Abstract] [PDF]  

NOTE AND DISCUSSION:

R. B McCONNELL

Notes and Discussions, Fundamental Fault Zones in the Guiana and West African Shields in Relation to Presumed Axes of Atlantic Spreading
Geological Society of America Bulletin 1969 v. 80, p. 1775-1782. [Abstract] [PDF]  

CURTIS C MASON and EDWARD F NORDMEYER

An Empirically Derived Erosion Law and Its Application to Lunar Module Landing
Geological Society of America Bulletin 1969 v. 80, p. 1783-1788. [Abstract] [PDF]  

JOHN E SANDERS and GERALD M FRIEDMAN

Position of Regional Carbonate/Noncarbonate Boundary in Nearshore Sediments Along a Coast: Possible Climatic Indicator
Geological Society of America Bulletin 1969 v. 80, p. 1789-1796. [Abstract] [PDF]  

W. R GREENWOOD and R. R REID

The Columbia Arc: New Evidence for Pre-Tertiary Rotation
Geological Society of America Bulletin 1969 v. 80, p. 1797-1800. [Abstract] [PDF]  

JERE H LIPPS

Tertiary Plankton from the Clipperton Fracture Zone, Equatorial East Pacific
Geological Society of America Bulletin 1969 v. 80, p. 1801-1808. [Abstract] [PDF]  

PETER A CHRISTOPHER

Fission Track Ages of Younger Intrusions in Southern Maine
Geological Society of America Bulletin 1969 v. 80, p. 1809-1814. [Abstract] [PDF]  

JAY EARL ANDERSON, JR., M. E BICKFORD, A. L ODOM, and A. W BERRY

Some Age Relations and Structural Features of the Precambrian Volcanic Terrane, St. Francois Mountains, Southeastern Missouri
Geological Society of America Bulletin 1969 v. 80, p. 1815-1818. [Abstract] [PDF]  

E. JULIUS DASCH, RICHARD L ARMSTRONG, and STEPHEN E CLABAUGH

Age of Rim Rock Dike Swarm, Trans-Pecos, Texas
Geological Society of America Bulletin 1969 v. 80, p. 1819-1824. [Abstract] [PDF]  

GEORGE DEVRIES KLEIN

Deposition of Triassic Sedimentary Rocks in Separate Basins, Eastern North America
Geological Society of America Bulletin 1969 v. 80, p. 1825-1832. [Abstract] [PDF]  

EARL M. P LOVEJOY

Mount Rose, Northern Carson Range, Nevada: New Light on the Late Cenozoic Tectonic History of the Sierra Nevada from a Classic Locality
Geological Society of America Bulletin 1969 v. 80, p. 1833-1842. [Abstract] [PDF]  

J. R BEERBOWER

Interpretation of Cyclic Permo-Carboniferous Deposition in Alluvial Plain Sediments in West Virginia
Geological Society of America Bulletin 1969 v. 80, p. 1843-1848. [Abstract] [PDF]  

CARLOS GALLI-OLIVIER

Climate: A Primary Control of Sedimentation in the Peru-Chile Trench
Geological Society of America Bulletin 1969 v. 80, p. 1849-1852. [Abstract] [PDF]  

PAUL D FULLAGAR and MICHAEL L BOTTINO

Tertiary Felsite Intrusions in the Valley and Ridge Province, Virginia
Geological Society of America Bulletin 1969 v. 80, p. 1853-1858. [Abstract] [PDF]  

W. R NORMARK and D. J. W PIPER

Deep-Sea Fan-Valleys, Past and Present
Geological Society of America Bulletin 1969 v. 80, p. 1859-1866. [Abstract] [PDF]  

WILLIAM D MACDONALD and P. M HURLEY

Precambrian Gneisses from Northern Colombia, South America
Geological Society of America Bulletin 1969 v. 80, p. 1867-1872. [Abstract] [PDF]  

ROBERT PAGE

Late Cenozoic Movement on the Fairweather Fault in Southeastern Alaska
Geological Society of America Bulletin 1969 v. 80, p. 1873-1878. [Abstract] [PDF]  

TOM FREEMAN

Oscillatory Porosity History of Poikilotopic Dolostones
Geological Society of America Bulletin 1969 v. 80, p. 1879-1880. [Abstract] [PDF]  

K. LAL GAURI, ANNE V NOLAND, and BRUCE MOORE

Structurally Deformed Late Ordovician to Early Silurian Strata in North-Central Kentucky and Southeastern Indiana
Geological Society of America Bulletin 1969 v. 80, p. 1881-1886. [Abstract] [PDF]  

THOMAS W. C HILDE and CELESTE G ENGEL

Cretaceous-Tertiary Events in Southeast Asia: Discussion
Geological Society of America Bulletin 1969 v. 80, p. 1887-1888. [Abstract] [PDF]  

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