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Acid-Mine-Drainage Problems: Anthracite Region of Pennsylvania

Description: Report from the U.S. Bureau of Mines discussing the anthracite region of Pennsylvania and the efforts to prevent coal-mine drainage into nearby streams. According to the introduction, "The purpose of this report is not to develop a practicable or feasible method or process of treating acid mine water but rather to present available factual and deduced data that may be useful in showing pH range over which the treatment is to take place and the sludge products most likely to be handled" (p. 2).
Date: 1951
Creator: Ash, S. H. (Simon Harry), b. 1889; Felegy, E. W.; Kennedy, D. O. & Miller, P. S.
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Baltimore, Washington, and Richmond Quadrangles: Volume 1. Final Report

Description: Final report documenting a high-sensitivity airborne radiometric and magnetic survey of the Baltimore, Washington, and Richmond quadrangles including background information, a description of methods, data reduction and analysis, and data presented in maps, tables, and graphical forms.
Date: September 1978
Creator: Texas Instruments Incorporated
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Alabama, Georgia, Kentucky, Maryland, North Carolina, Ohio, Pennsylvania, Virginia, and West Virginia: Volume 1. Final Report

Description: Final report documenting a high-sensitivity airborne radiometric and magnetic survey of the Canton, Clarksburg, Cumberland, Charleston, Charlottesville, Jenkins, Bluefield, Roanoke, Corbin, Chattanooga, and Rome quadrangle areas including background information, a description of methods, data reduction and analysis, and data presented in maps, tables, and graphical forms.
Date: March 1980
Creator: Texas Instruments Incorporated
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Alabama, Georgia, Kentucky, Maryland, North Carolina, Ohio, Pennsylvania, Virginia, and West Virginia: Volume 2-A. Canton Quadrangle

Description: Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Canton quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.
Date: March 1980
Creator: Texas Instruments Incorporated
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Alabama, Georgia, Kentucky, Maryland, North Carolina, Ohio, Pennsylvania, Virginia, and West Virginia: Volume 2-B. Clarksburg Quadrangle

Description: Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Clarksburg quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.
Date: March 1980
Creator: Texas Instruments Incorporated
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Alabama, Georgia, Kentucky, Maryland, North Carolina, Ohio, Pennsylvania, Virginia, and West Virginia: Volume 2-C. Cumberland Quadrangle

Description: Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Cumberland quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.
Date: March 1980
Creator: Texas Instruments Incorporated
open access

Air-Consumption Parameters for Automatic Mixture Control of Aircraft Engines

Description: From Introduction: "The purpose of this analysis was to investigate the use of a function of intake-manifold pressure, exhaust back pressure, intake manifold temperature, and engine speed in place of a venturi as a means of measuring engine air consumption and to determine if this function is suitable for automatic mixture control."
Date: September 1, 1944
Creator: Shames, Sidney J.
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey, Final Report: Volume 1. Cleveland Quadrangle (PA, OH), Erie Quadrangle (PA), Warren Quadrangle (PA), Pittsburgh Quadrangle (PA)

Description: The first volume of a report regarding an airborne gamma-ray spectrometer and magnetometer survey. "Volume I contains a description of the systems used in the survey, a discussion of the calibration of the systems, the data collection procedures, the data processing procedures, the data presentation, the interpretation rationale, and the interpretation methodology."
Date: unknown
Location: None
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey, Final Report: Volume 2c. Cleveland Quadrangle (PA, OH), Erie Quadrangle Quadrangle (PA.)

Description: The second volume of a report regarding an Airborne gamma-ray spectrometer and magnetometer survey of the Cleveland Quadrangle, in Pennsylvania and Ohio, and the Erie Quadrangle, in Pennsylvania. This report discusses geology, radioactive mineral occurrences in Pennsylvania and Ohio, and geophysical data interpretation.
Date: unknown
Location: None
open access

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

Description: 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 ina… more
Date: 1913
Creator: Lord, N. W.
open access

Analyses of Pennsylvania Anthracitic Coals

Description: Report issued by the Bureau of Mines discussing the anthracite coal fields of Pennsylvania. History, geology, and mining methods of the anthracite fields are presented. This report includes tables, illustrations, and maps.
Date: 1944
Creator: Ashley, George H.; Toenges, Albert L.; McElroy, G. E.; Siclen, M. Van; Buch, J. W.; Snyder, N. H. et al.
open access

Analyses of Tipple and Delivered Samples of Coal: (Collected During the Fiscal Years 1948 to 1950 Inclusive)

Description: From Forward: "This bulletin is the first of a new series, which includes analyses of only tipple and delivered coal. It covers samples collected throughout the United States from July 1, 1947 to June 30, 1950 (fiscal years 1948-50). It is planned that future publications of this series will cover a period of one fiscal year only and be issued as soon as possible after June 30 of each year."
Date: 1953
Creator: Snyder, N. H. & Aresco, S. J.
open access

The Analysis of Black Powder and Dynamite

Description: Report discussing methods used by the Bureau of Mines when examining a collection of explosives.
Date: 1913
Creator: Snelling, Walter O. & Storm, C. G.
open access

The Ancient Volcanic Rocks of South Mountain, Pennsylvania

Description: From introduction: In December, 1892, as the result of field work on the part of Dr. G. H. Williams in the northern and of the writer in the southern portion of South Mountain, there appeared a preliminary description of two of the rock types, in which their identification as ancient volcanics was announced. In this bulletin it is proposed to substantiate that identification with more detailed proof. It is further proposed to show that these ancient igneous rocks were, at the time of their cons… more
Date: 1896
Creator: Bascom, Florence
open access

Annual Report of Research and Technologic Work on Coal: Fiscal Year 1941

Description: Report issued by the U.S. Bureau of Mines discussing the annual report over the research and technology of coal during 1941. As stated in the foreword, "these investigations increase our fund of exact knowledge on the properties and composition of American coals and lead to better methods in mining, preparing, storing, and utilizing coal" (p. 4). This report includes tables, illustrations, photographs, and a map.
Date: November 1941
Creator: Fieldner, Arno Carl & Schmidt, L. D.
open access

Apparatus and Methods for the Sampling and Analysis of Furnace Gases

Description: From Introduction: "It is the purpose of this paper to describe some apparatus and methods which have proved satisfactory to those engaged in the chemical work of the investigations mentioned. While these methods and apparatus have been designed more particularly with regard to analysis of furnace gases, their use is by no means limited to that purpose."
Date: 1911
Creator: Frazer, J. C. W. & Hoffman, E. J.
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