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The Mariner Venus 67 Magnetic Field Control Program

Description: Report describing a program to improve the magnetic stability of hardware on the Mariner spacecraft as necessary for travel toward the sun. The development of a magnetic control plan is described, along with the facilities and testing required. Testing results are presented and analyzed.
Date: April 15, 1968
Creator: Bastow, Joseph G.
Partner: UNT Libraries Government Documents Department
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Sequential Estimation of States of a Ballistic Vehicle in an Imperfectly Known Atmosphere

Description: Report describing the development of a guidance system designed to soft-land a vehicle on the surface of a distant plant. The goal of the system is to determine the current position and motion of the vehicle with respect to the guidance goal. In this report, the terminal phase of a soft-landing mission to Mars is used as a numerical example. The maximum principle least-squares nonlinear filter is applied for sequentially estimating the states of a ballistic vehicle in a partially unknown atmosp… more
Date: December 15, 1969
Creator: Bejczy, Antal K.
Partner: UNT Libraries Government Documents Department
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Fractures and Failure Mechanics in Loess and Applications to Rock Mechanics

Description: Report describing a study of rock mechanics, clarifying certain aspects of the following processes: fracture propagation, arching, subsidence, landsliding, and rockfalling. The purpose of the study, characteristics and behavior of loess, environment and conditions leading to loess failure, types of failure of loess, stress states, description and analysis of selected failures, and extension of concepts to other materials are discussed.
Date: August 1969
Creator: Lutton, R. J.
Partner: UNT Libraries Government Documents Department
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Summary Report: Aerodynamic Re-Entry Analysis, Task 2, Thermoelectric Generator

Description: Report describing an analytical trajectory and aerothermodynamic analysis of a satellite containing a Task 2 thermoelectric generator. A complete analyses of the fate of the radio-cerium fuel following various aborted launching attempts also was carried out. Charts summarizing the various assumed failures and locations of the fuel following failure are shown. A technical discussion of the methods used in performing the analysis is included in the report. (Author)
Date: December 27, 1960
Creator: Oehrli, Robert
Partner: UNT Libraries Government Documents Department
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SNAP 19 Phase 3 Final Report: Volume 1, Power Supply System

Description: Report providing an account of phase 3 of the SNAP 19 radioisotope thermometric generator program, under which prototype-qualified and acceptance tested flight power supplies for the Nimbus B spacecraft were produced. This volume covers the complete power supply system, including a description of the power supply, interface with Nimbus B spacecraft, testing, power supply reliability, aerospace nuclear safety, aerospace ground equipment, and spacecraft integration.
Date: May 1968
Creator: Martin Marietta Corporation
Partner: UNT Libraries Government Documents Department
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Results of 10% Thermal Model Test, Nimbus B Sensory Ring: SNAP 19 Expanded Safety Program

Description: Report describing test results obtained from a thermally scaled model of the Nimbus B spacecraft when tested in the NASA-Ames Research Center 3.5-food Hypersonic Wind Tunnel at a Mach number of 10. Descriptions of the facility, model, and test procedure are described. The test result data is presented and discussed.
Date: January 1967
Creator: Shih, C. & Rowe, W. H., Jr.
Partner: UNT Libraries Government Documents Department
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Multiple-Unit SNAP 2 Power Systems for Manned Application

Description: Report describing a study made of the feasibility of utilizing multiple-unit Systems for Nuclear Auxiliary Power (SNAP) 2 systems to provide power in the 10- to 40-kwe range for manned space stations. Reliability, packaging, weight, operational considerations are discussed. (Abstract)
Date: January 28, 1964
Creator: Rosenberg, H. N.
Partner: UNT Libraries Government Documents Department
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Progress Report for SNAP 4: July-September 1961

Description: Report describing the program objectives, program summary, summary developments status, development system (critical assembly), and component development progress (fuel) for Systems for Nuclear Auxiliary Power (SNAP) 4, a multipurpose compact nuclear power system, for the period July to September 1961.
Date: December 15, 1961
Creator: Flower, L. M.
Partner: UNT Libraries Government Documents Department
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Preliminary SNAPSHOT-1 Performance Summary

Description: Report presenting the preliminary evaluation test results from the Space Nuclear Auxiliary Power Shot (SNAPSHOT) flight test, launched in April 3, 1965. A flight test description, discussion of the data system, test results, description of system shutdown, and identification of technology gained from the Systems for Nuclear Auxiliary Power (SNAP) 10A flight test are included.
Date: August 1, 1965
Creator: Galantine, R. M.
Partner: UNT Libraries Government Documents Department
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SRE-PEP Moderator Elements: Final Report

Description: Report discussing the design and engineering of the new Zircaoloy-2 moderator and reflector elements for the Solid Reactor Experiment (SRE) Power Expansion Program (PEP). The existing design, proposed design, and details of the final design are described. Additional aspects described include are material properties, thermal analysis, stress analysis, and the final proof test.
Date: January 15, 1966
Creator: Jones, C. E.
Partner: UNT Libraries Government Documents Department
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A Lightweight 6 1/2 ft. Aeroshell for an Early Mars Probe Mission

Description: Report analyzing the problems of survivable atmospheric probes for Mars and presents a design concept for meeting the challenges of the Mars atmosphere. A lightweight, 6 1/2-ft-diamater, sphere-cone, honeycomb-sandwich structure with an elastomeric ablator is described. Details of the fabrication are delineated, and the results of supplementary studies to prove structural reliability and environmental compatibility are given, along with supplementary studies and tests and repair techniques perf… more
Date: September 15, 1968
Creator: Nagler, Robert G.; Boundy, R. A.; Scholl, J. R. & Dawson, J. B.
Partner: UNT Libraries Government Documents Department
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Detection of Distant Explosions by Seismic Measurements in Deep Boreholes

Description: Report presenting the results of a program of research on the depth-well method of obtaining improved signal-to-noise ratios in seismic recordings. Experiments were conducted comparing simultaneous measurements of seismic signals in adjacent cased and open boreholes. Design and performance features of a moving coil geophone for borehole use are described. A balldrop method of geophone calibration is described. The improvement of signal-to-noise ratio with depth for the first ''P'' arrival was d… more
Date: July 31, 1962
Creator: VanSandt, D. R.
Partner: UNT Libraries Government Documents Department
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Rocket-Borne IR Scanning Radiometer for High Altitude Radiation Measurements

Description: Report describing a transistorized, scanning, filter radiometer designed for use in an Atlas piggy-back pod. The instrument is designed for moderately narrow-band measurements at 2.7, 3.5, 4.3, 4.7, and 6.3 microns of the irradiance arriving at the radiometer from the earth's atmosphere within a small field of view as a function of height above the true horizon. The measurements will be made while the vehicle is in the altitude range 3 x 100,000 to 10 to the 6th power feet. A fairly complete de… more
Date: April 10, 1962
Creator: Smiley, Vern N.
Partner: UNT Libraries Government Documents Department
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Atmospheric Control Systems for Space Vehicles: Phase 2

Description: Report summarizing the results of a study of subsystems performing one single atmosphere control function and of complete atmospheric control systems.The subsystems considered are the following: gas supply, humidity control, carbon dioxide management, trace contaminant removal, and oxygen recover from carbon dioxide. Parametric data are presented. (Abstract)
Date: July 1962
Creator: Rousseau, J.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 7, Number 6, June 1965

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage. This issue includes delayed data from the first half of the year.
Date: July 30, 1965
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 7, Number 2, February 1965

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: March 31, 1965
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 7, Number 1, January 1965

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: March 2, 1965
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 6, Number 5, May 1964

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: June 30, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 6, Number 4, April 1964

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: June 2, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 6, Number 3, March 1964

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: April 30, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
open access

Storm Data and Unusual Weather Phenomena, Volume 6, Number 2, February 1964

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: March 31, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 6, Number 1, January 1964

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: February 28, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 5, Number 12, December 1963

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: January 31, 1964
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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Storm Data and Unusual Weather Phenomena, Volume 5, Number 10, October 1963

Description: Monthly report containing a chronological listing, by state, of hurricanes, tornadoes, thunderstorms, hail, floods, drought conditions, lightning, high winds, snow, temperature extremes and other weather phenomena. It also provides information on storm paths, deaths, injuries, and property damage.
Date: December 4, 1963
Creator: United States. Weather Bureau.
Partner: UNT Libraries Government Documents Department
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