Three-component Borehole Deformation Gage for Determining the Stress in Rock

Roof-span Studies in Limestone

Design of Underground Mine Openings: Oil-shale Mine, Rifle, Colo

Three-component Borehole Deformation Gage for Determining the Stress in Rock

Deformation of a Borehole in Rock

Method of Determining the Strength of a Mine Roof

Oil-Shale Mine, Rifle, Colo: A Review of Design Factors

Oil-Shale Mine, Rifle, Colo: A Review of Design Factors, Issues 5421-5430

Determining the In-place Support of Mine Roof with Rock Bolts, White Pine Copper Mine, Michigan

Borehole Deformation Gage for Determining the Stress in Mine Rock

Determining Phosphorous in Coal and Coke: Evaluation of Volumetric, Colormetric, and Gravimetric Methods, Issues 5742-5747

Analyses of Tipple and Delivered Samples of Coal: (collected During the Fiscal Year 1957)

Heats and Free Energies of Formation of Gallium Sesquioxide and Scandium Sesquioxide: Issues 5961-5980

Methods for Producing Alumina from Clay: An Evaluation of the Sulfurous Acid-caustic Purification Process, Issues 5981-6000

Determining Phosphorous in Coal and Coke: Evaluation of Volumetric, Colormetric, and Gravimetric Methods, Issues 5741-5760

Simulated Nuclear Reactor System for High-temperature Process Heat: 1,000-hour Demonstration Run at 2,500 F., Issues 5881-5900