UNT Libraries Government Documents Department - 4 Matching Results
Search Results
- Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910: Part 1. -- Analyses
- From Significance and value of Analyses of Coal: "The analyses published in this report cover samples of coal collected in many different parts of the country with unusual care by experiences men, in such manner as to make them representative of extensive beds of coal."
- Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples
- From Introduction: "This volume contains the descriptions of the samples whose analyses are published in the preceding volume, Part I of this bulletin. The descriptions have been compiled from the notebooks of the persons who collected the samples, have been condensed from accounts given in published reports of the United States Geological Survey, or have furnished by the collection themselves. Inasmuch as the descriptions represent the work of many persons during a period of six years, and inasmuch as they were recorded under widely differing conditions, they necessarily vary in fullness detail."
- Availability and Chemical Characteristics of Ground Water in Central La Plata County, Colorado
- From introduction: This report presents the results of an investigation of the ground-water resources of the central part of La Plata County, Colorado. The purpose of the investigation is to describe the geologic units and the availability and quality of ground water in the central part of the county.
- Regional Hydrology of the Blanding-Durango Area, Southern Paradox Basin, Utah and Colorado
- Purpose and Scope: The purpose of this report is to describe the regional hydrogeologic systems in the Blanding-Durango area and to establish their relationship to help assess salt as an effective storage medium for radioactive wastes. Interpretations are based principally on existing data; however, well inventories, phreatophyte mapping and stream-flow measurements were made during 1978, 1979, and 1980.