Status of polycrystalline-diamond-compact bits: Part 1. Development / R. Feenstra -- Well and

formation-damage removal with nonacid fluids / G.C. Broaddus -- Development of a marginal property: petronella

field / J.S. Horne -- Augmentation of well productivity with slant and horizontal wells / S.D. Joshi -- An

analysis of the coal-seam gas resource of the piceance basin, Colorado / K.S. McFall -- Study of devonian

shale gas geology and production in West Virginia, Kentucky, and Ohio / R.J. Scheper -- Minimizing damage to a

propped fracture by controlled flowback procedures / B.M. Robinson -- Profitabilities on federal offshore oil

and gas leases: a review / J. Lohrenz -- Assessing risk in estimating hydrocarbon reserves and in evaluating

hydrocarbon-producing properties / F.A. Garb -- A case study evaluation of subsea preferential-weld

heat-affected-zone corrosion / J.A.G. Tyson -- Discussion of improved calculations for viscous and gravity

displacement in matrix blocks in dual-porosity simulators / J.C. Sabathier -- Authors' reply to discussion of

improved calculations for viscous and gravity displacement in matrix blocks in dual-porosity simulators / J.R.

Gilman -- Discussion of improved calculations for viscous and gravity displacement in matrix blocks in

dual-porosity simulators / F. Sonier -- Authors' reply to discussion of improved calculations for viscous and

gravity displacement in matrix blocks in dual-porosity reservoirs / J.R. Gilman.