A

Progradational Sequences in Lower Ordovician Portion of Deadwood Formation, Williston Basin,
      Douglas Anderson

Economic Analysis of Mission Canyon Production, 1980-1987, Burke County, North Dakota,
      Guy H. Ausmus and Roger N. Borchert

B

Burlington Conodonts and Tournaisian-Visean Boundary, Hannibal, Missouri, and Burlington, Iowa,
      Sonny Baxter

Detailed Gravity Survey Over a Known Carbonate Reef (Devonian) in Williston Basin,
      Stephen M. Braun

Big Stick/Four Eyes Fields: Structural, Stratigraphic, and Hydrodynamic Trapping Within Mission Canyon Formation, Williston Basin,
      John J. Breig

Occurrence of Pore-Filling Halite in Carbonate Rocks, Nesson Anticline, Williston Basin, North Dakota,
      Edward J. Bucher

Diagenesis and Structural Control on Production from Devonian Duperow Formation, Tree Top Field, Billings Anticline, North Dakota,
      Randolph B. Burke and Tom J. Heck

C

Computer Applications and Use of Old Logs for Hydrocarbon Exploration,
      Ted Campen and Betsy Campen

Central Nevada Overthrust Belt: New and Exciting Frontier Play,
      Alan K. Chamberlain

Petroleum Exploration in Nevada, Then and Now,
      Alan K. Chamberlain

Catastrophic Flood Origin, Little Missouri River Valley, Montana, South Dakota, and North Dakota,
      Eric N. Clausen

Paleoenvironmental and Source Rock Assessment of Black Shales of Pennsylvanian Age, Powder River and Northern Denver Basins,
      J. L. Clayton, J. D. King, C. M. Lubeck, J. S. Leventhal, and T. A. Daws

D

Stratigraphy and Depositional Environments of Fox Hills Formation in Williston Basin,
      Daniel J. Daly

Natural Pyrometamorphism: Relevance to Underground Coal Gasification,
      Daniel J. Daly, Robert F. Stevenson, and Gregory J. McCarthy

Geosphere in Underground Coal Gasification,
      Daniel J. Daly, Gerald H. Groenewold, Craig R. Schmit, and James M. Evans

Seismic Attribute Studies, Mississippian Frobisher-Alida Oil Fields, Northeast Williston Basin,
      Thomas L. Davis

Thermal History of Utah-Wyoming Thrust Belt: Implications for Hydrocarbon Maturation,
      D. Deming and D. S. Chapman

Diagenesis and Uranium Mineralization in Kootznahoo Formation, Southeastern Alaska,
      K. A. Dickinson

Regional Paleotopographic Trends and Production, Muddy Sandstone (Lower Cretaceous), Montana, Wyoming, and Colorado,
      J. C. Dolson, D. S. Muller, M. J. Evetts, and J. A. Stein

Review of Geology and Petroleum Potential of North-Central Montana,
      T. S. Dyman and E. K. Maughan

E

Winnepegosis Facies and Reservoir Characteristics, Temple Field, North Dakota,
      James R. Ehrets and Don L. Kissling

F

Controls on Sodium Distribution in Fort Union Lignites,
      Robert B. Finkelman, Jesse D. Yeakel, and Susan J. Tewalt

Oil Exploration and Development in the North Dakota Williston Basin: 1986-1987 Update,
      David W. Fischer and John P. Bluemle

Fracture-Enhanced Porosity and Permeability Trends in Bakken Formation, Williston Basin, Western North Dakota,
      Wayne B. Freisatz

G

Seismic Features of Winnipegosis Mounds in Saskatchewan,
      D. J. Gendzwill

Development of an Exploration Strategy: a Case Study,
      Lee C. Gerhard, Lee A. Graber, and Erling A. Brostuen

Geologic, Logistic, and Economic Controls on Current Shallow Gas Production in Southwestern Saskatchewan,
      Christopher F. Gilboy and Dean E. G. Potter

Laramide Thrusting of Bighorn Mountains Onto Powder River Basin Near Buffalo, Wyoming,
      J. A. Grow, E. N. Hinrichs, J. J. Miller, M. W. Lee, and S. L. Robbins

Normally Graded Laminae--Common Link Between Storm-Generated Facies of Progradational Nearshore Marine Strata,
      Edmund R. Gustason

Structural Control on Paleovalley Development, Muddy Sandstone, Powder River Basin, Wyoming,
      Edmund R. Gustason, David A. Wheeler, and Thomas A. Ryer

H

Pheasant Project: a Case Study,
      S. P. (Steve) Halabura

Tidal Point-Bar Deposit in Cretaceous Eagle Sandstone at Billings, Montana,
      William B. Hansen and David R. Hearn

Depositional Model for Rival and Midale Subintervals (Mississippian), North-Central Burke County, North Dakota,
      Terry L. Harris

Mixed Regressive-Transgressive Coastal Deposits in Upper Cretaceous Prograding Sequence, Southwest Raton Basin, New Mexico,
      Steven R. Haymes and Romeo M. Flores

Development and Distribution of Rival Reservoirs in Central Williston Basin, Western North Dakota,
      Michael L. Hendricks

Habitat of Rival Oil in Burke County, North Dakota,
      Michael L. Hendricks and Jake D. Eisel

J

Application of Geochemical, Engineering, and Geological Methods to Petroleum Exploration--Bell Creek Field, Powder River Basin, Montana: an Example,
      Arnold H. Jennings

Capillary Pressures--Examples of Their Use,
      Arnold H. Jennings

Capillary Pressures--Their Interpretation and Use,
      Jeffrey B. Jennings

K

Comparison of Outcropping and Buried Reefs in Middle Devonian Winnipegosis Formation, Manitoba and Saskatchewan,
      D. M. Kent and H. R. McCabe

United States Natural Gas Resources--Availability and Cost,
      Harry C. Kent

Geological Parameters in Winnipegosis Pinnacle Reef Exploration, North Dakota and Saskatchewan,
      Don L. Kissling and James R. Ehrets

L

Interlake Production Established Using Quantitative Hydrocarbon Well-Log Analysis,
      Jim Lancaster and Asher Atkinson

Salts as Indicators of Tectonic Activity Along Nesson Anticline, North Dakota,
      J. A. Lefever, R. D. Lefever, and S. B. Anderson

Subsidence History of Williston Basin in North Dakota,
      Richard D. Lefever

Structural History and Reservoir Characteristics (Mississippian) of Nesson Anticline, North Dakota,
      Robert F. Lindsay, S. B. Anderson, J. A. Lefever, L. C. Gerhard, and R. D. Lefever

Hydrocarbon Generation in Heath Formation (Mississippian) in Montana Thrust Belt in Response to Tectonic Burial,
      Mark R. Longden, Bill R. Banowsky, and Lee A. Woodward

Distribution of Regional Fractures and Fracture Permeability Controlled by Sedimentological Heterogeneities, Mesaverde Reservoirs, Colorado,
      John C. Lorenz and Sharon J. Finley

Proterozoic Structures in North-Central North Dakota: a Gravity Study,
      Kathryn C. Luther

Alternative Hypothesis for Development of Vugular Porosity in Mission Canyon Formation,
      Mark R. Luther

M

Basin Analysis Studies of Lower Paleozoic Rocks, Powder River Basin, Wyoming and Montana,
      David L. Macke

Subsurface Cross Section of Lower Paleozoic Rocks, Powder River Basin, Wyoming and Montana,
      David L. Macke

Middle Devonian Winnipegosis Reefs of Tableland Area, Southeast Saskatchewan,
      Bill Martindale and Neil Orr

Regional Geology and Petroleum Potential of Bakken Formation, Southwestern Manitoba,
      Carol D. Martiniuk

Devonian Winnipegosis Reefs of Manitoba Outcrop Belt--Possible Basin Model,
      Hugh R. McCabe

Effects of Climate, Tectonism, and Variations in Sea Level on Formation of Cretaceous Coals of North America,
      Peter J. McCabe, Michael E. Brownfield, Dan E. Hansen, Robert D. Hettinger, Mark A. Kirschbaum, and J. David Sanchez

Judith River Formation Beneath Fort Peck Indian Reservation--Proven High Plains Gas Frontier in Northeastern Montana,
      Lawrence M. Monson

Petroleum Geology of MC-3 Member, Mississippian Mission Canyon Formation, Pierson Area, Southwestern Manitoba,
      H. Muzaffar and S. P. Halabura

N

Geology of Coal Resources in Alberta Plains,
      Dennis Nikols, Rudolph Strobl, Richard Richardson, and Donald MacDonald

O

Depositional and Dissolutional Processes and Their Resulting Thinning Patterns Within the Middle Devonian Prairie Formation, Williston Basin, North Dakota and Montana,
      Chris A. Oglesby

Ordovician Petroleum Source Rocks and Aspects of Hydrocarbon Generation in Canadian Portion of Williston Basin,
      K. G. Osadetz and L. R. Snowdon

P

Identifying Areas of Hydrocarbon Potential in South Dakota,
      Anthony K. Petres

Evaluation of Unconformities in Marine Jurassic Rocks of Western Montana: Preliminary Report,
      Karen W. Porter

Geology and Hydrocarbon Potential of Dawson Bay Formation Carbonate Unit (Middle Devonian), Williston Basin, North Dakota,
      Wayne Pound

R

Hydrocarbon Potential of Lower Duperow Formation as Cored in Hill and Chouteau Counties, Central Montana,
      George C. Robertson and S. Robert Bereskin

AOSTRA Underground Test Facility--Concept and Geological Setting,
      B. A. Rottenfusser, N. K. Alwast, and J. E. Palfreyman

S

Sandstone Porosity as Function of Thermal Maturity--an Approach to Porosity Comparisons and Prediction,
      James W. Schmoker and Donald L. Gautier

Upper Part of Minnelusa Formation in Outcrop Near Beulah, Wyoming, and at West Mellott Field, Powder River Basin,
      James W. Schmoker, Christopher J. Schenk, and Richard M. Pollastro

Identification of Point-Bar Reservoirs Within Units of Fall River Formation Through Comprehensive Electric-Log Interpretation, Powder River Basin, Wyoming,
      Alvin L. Schultz and Walter Coppinger

Deposition of Bluell Zone at Flaxton Field, Burke County, North Dakota,
      Dirk Anson Schwartz

Genetic Sequence Relationships of Winnipegosis Platform Carbonates, Southern Elk Point Basin, North Dakota,
      Keith W. Shanley and Timothy A. Cross

Basement Block Influences on Shallow Gas Accumulations: a Reprise,
      George W. Shurr

Families of Oils and Their Sources in Southeastern Saskatchewan,
      L. R. Snowdon, K. G. Osadetz, and P. W. Brooks

Application of Geologic Studies to Enhanced Oil Recovery (EOR),
      Charles W. Spencer

Underpressured Reservoir--The Other Part of the Story,
      Charles W. Spencer

Diagenetic History of Givetian Winnipegosis Formation in Southeastern Saskatchewan,
      Robin L. Stanford and Brian Jones

West Short Pine Hills Field, Harding County, South Dakota,
      Berk Strothman

T

Fort Union Lignite Consortium: an NCRDS Perspective,
      Susan J. Tewalt and Robert B. Finkelman

V

Bioturbation Patterns and Near-Anoxic Events in Frobisher-Alida Beds of Western North Dakota,
      Jeffrey R. Valvik

W

Lithofacies and Reservoir Characteristics of Lower Wolfcamp and Upper Virgil Strata, Amazon Field, Cheyenne County, Nebraska,
      John C. Webb

Valley-Fill Deposits: Key to Stratigraphic Traps in Pennsylvanian and Cretaceous, Rocky Mountain and Mid-Continent Regions,
      Robert J. Weimer

Geologic and Seismic Models, Muddy Sandstone, Lower Cretaceous, Bell Creek-Rocky Point Area, Powder River Basin, Montana and Wyoming,
      Robert J. Weimer, Claudia A. Rebne, and Thomas L. Davis

Production from Valley-Fill Deposits, Morrow Sandstone, Southeast Colorado: New Exploration Challenges and Rewards,
      Robert J. Weimer, Stephen A. Sonnenberg, and Lee T. Shannon

Deposition and Diagenesis of Frobisher Beds, Stoughton Area, Southeast Saskatchewan,
      R. Louis Withers and Murray R. Nelson

Genetic Stratigraphic Analysis of Upper Mission Canyon Formation (Mississippian), Williston Basin, North Dakota,
      David N. Witter

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