Analyses of Ash from Coals of the United States

Determination of Moisture-holding Capacity (bed Moisture) of Coal for Classification by Rank

Generation and Propagation of Strain Waves in Rock: Part 1

A Gage and Recording Equipment for Measuring Dynamic Strain in Rock

The Microseismic Method of Predicting Rock Failure in Underground Mining: General method, Part 1

Seismic Methods of Detecting and Delineating Subsurface Subsidence

Standardized Tests for Determining the Physical Properties of Mine Rock

Splint Coals of the Appalachian Region: Their Occurrence, Petrography, and Comparison of Chemical and Physical Properties with Associated Bright Coals

A Circuit for Firing Seismic Blasting Caps

Stress Analysis Applied to Underground Mining Problems: stress analysis applied to multiple openings and pillars, Part 2

Resins in Coal

Vibrations from Instantaneous and Millisecond-delayed Quarry Blasts

Design Requirements for Instrumentation to Record Vibrations Produced by Blasting

Strengthening of Fractured Rock Pillars by the Use of Small Radial Reinforcement Pressures

Calibration Study of a Peak-reading Accelerograph

Notes on the Sampling and Analysis of Coal

Nonuniform Radial Loads Applied to the Boundary of a Circular Hole in an Infinite Plate

Effect of Charge Diameter on Explosive Performance

Comparison Between End and Axial Methods of Detonating an Explosive in Granite

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