Technical Report Archive & Image Library (TRAIL) - 79 Matching Results

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Investigation of Lower Coal Beds in Georges Creek and North Part of Upper Potomac Basins, Allegany and Garrett Counties, Maryland: Reserves, Petrographic and Chemical Characteristics of Coals, and Stratigraphy of Area

Description: Report presenting the results of an investigation into various charactaristics that could increase the output lower, thinner coal beds, to replace the upper coal beds which are nearing exhaustion.
Date: 1949
Creator: Toenges, Albert L.; Turnbull, Louis A.; Williams, Lloyd & Smith, H. L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Mammals of Maryland

Description: Overview of the mammals of Maryland, including descriptions of the orders and maps depicting distribution of the mammals.
Date: April 1969
Creator: Paradiso, John L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Map Showing the Difference between the Potentiometric Surfaces of the Magothy Aquifer of September 1975 and September 1982 in Southern Maryland

Description: This is a map, scale 1:250,000, showing the difference between the potentiometric surfaces of the Magothy aquifer of September 1975 and September 1982 in southern Maryland.
Date: 1982
Creator: Mack, Frederick K.; Wheeler, Judith C. & Curtin, Stephen E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Potash Salts from Texas-New Mexico Polyhalite Deposits: Commercial Possibilities, Proposed Technology, and Pertinent Salt-Solution Equilibria

Description: From Introduction: "Figure 1 shows the location of sources that have been either exploited or seriously considered at one time or another, super-imposed upon a map indicating by small letters the order of consumption of K2O in the leading States; the amount used in these States, together with the percentage of the total consumption of potash used as fertilizer in the United States in 1939, is given in table 1. Figure 2 shows the domestic production and total consumption of potassium salts, in t… more
Date: 1944
Creator: Conley, John E. & Partridge, Everett P.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Primary Productivity by Phytoplankton in the Tidal, Fresh Potomac River, Maryland, May 1980 to August 1981

Description: Purpose and scope: The purpose of this study was to determine primary productivity and respiration of the fresh, tidal Potomac River. The data will be used by the authors and other researchers involved in modelling chemical and biological properties to calculate phytoplankton growth rates. Methods are documented in detail so that the report could serve as a reference. The report covers the period from May 1980 through August 1981. Five stations were selected for study that are representative of… more
Date: 1983
Creator: Cohen, Ronald R. H. & Pollock, Sheryl O.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Rehabilitation of the South Jetty, Ocean City, Maryland

Description: Partial abstract: Frequent dredging requirements and scouring at the foundation of Ocean City Inlet's south jetty resulted in a study to determine the source of the shoaling and scouring. The study concluded that sand was being transported northward along Assateague Island, through and over the south jetty, and deposited inside the inlet. The sand was then transported north by ebb currents where it encroached on the Federal navigation channel. A rehabilitation program was initiated to create a … more
Date: March 1994
Creator: Bass, Gregory P.; Fulford, Edward T.; Underwood, Steven G. & Parson, Larry E.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Report of the 2nd National Ecosystem Modeling Workshop (NEMoW II) : Bridging the Credibility Gap - Dealing with Uncertainty in Ecosystem Models

Description: The following document addresses the terms of reference (TOR) such that a group of scientists forming the National Ecosystem Modeling Workshops (NEMoWs) could explore the facets of ecosystem model (EM) uncertainty and make pragmatic suggestions of how the NMFS could proceed in its EM endeavors by dealing with uncertainty using a suite of "best practices" recommended herein.
Date: January 2010
Creator: Link, J. S.; Ihde, T. F.; Townsend, H. M.; Osgood, K. E.; Schirripa, M. J.; Kobayashi, D. R. et al.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Report of the Nonmetals Division: Fiscal Year 1942

Description: Report issued by the Bureau of Mines over the operations of the Nonmetals Division during 1942. The work done by the division is discussed. This report includes tables, illustrations, and photographs.
Date: November 1942
Creator: Ralston, Oliver C. & Stern, A. George
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Review of State Mine Inspector's Reports as They Relate to Accidents from Falls of Roof

Description: Report issued by the U.S. Bureau of Mines over state mine inspection reports from 19 U.S. states. The information in the reports includes details of accidents, locations that specific accidents occurred, and proposed remedies for prevention of future accidents. This report includes tables.
Date: April 1929
Creator: Paul, James Washington
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

[Statistical Analysis, Flight Lines 28-41, Days 323-347, Richmond/Baltimore Survey]

Description: The following microfiche covers statistic analysis data for the Washington quadrangle as part of Appendix B microfiche to the parent document, Aerial Radiometric and Magnetic Reconnaissance Survey of Baltimore, Washington, and Richmond Quadrangles: Volume 1. Final Report.
Date: September 1978
Creator: Texas Instruments Incorporated
Item Type: Refine your search to only Dataset
Location: None
Partner: UNT Libraries Government Documents Department

[Statistical Analysis, Flight Lines 53-203, Days 315-323, Richmond/Baltimore Survey]

Description: The following microfiche covers statistic analysis data for the Richmond quadrangle as part of Appendix B microfiche to the parent document, Aerial Radiometric and Magnetic Reconnaissance Survey of Baltimore, Washington, and Richmond Quadrangles: Volume 1. Final Report.
Date: September 1978
Creator: Texas Instruments Incorporated
Item Type: Refine your search to only Dataset
Location: None
Partner: UNT Libraries Government Documents Department

[Statistical Analysis, Flight Lines 101-106, Days 324-346, Richmond/Baltimore Survey]

Description: The following information is the microfiche data statistical analysis listings for Baltimore quadrangle.This is Appendix B for the parent document, Aerial Radiometric and Magnetic Reconnaissance Survey of Baltimore, Washington, and Richmond Quadrangles: Volume 1. Final Report.
Date: September 1978
Creator: Texas Instruments Incorporated
Item Type: Refine your search to only Dataset
Location: None
Partner: UNT Libraries Government Documents Department
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Thermocouple Reference Tables Based on the IPTS-68

Description: From Abstract: "Revised reference data for thermocouples have been generated in a cooperative program between groups of the National Bureau of Standards in Boulder and Gaithersburg.This Monograph contains tables, analytic expressions, various approximations, and explanatory text.
Date: March 1974
Creator: Powell, Robert L.; Hall, William J.; Hyink, Clyde H., Jr.; Sparks, Larry L.; Burns, George W.; Scroger, Margaret G. et al.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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