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19 mm ballistic range: a potpourri of techniques and recipes

Description: The expansion of ballistic gun range facilities at LLL has introduced state-of-the-art diagnostic techniques to glovebox-enclosed ballistic guns systems. These enclosed ballistic ranges are designed for the study of one- dimensional shock phenomena in extremely toxic material such as plutonium. The extension of state-of-the-art phtographic and interferometric diagnostic systems to glovebox-enclosed gun systems introduces new design boundaries and performance criteria on optical and mechanical c… more
Date: September 23, 1975
Creator: Carpluk, G.T.
Partner: UNT Libraries Government Documents Department
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40-kV, 25-ms neutral-beam power supply for TMX

Description: Modifications are described to upgrade the neutral-beam power supply for the TMX from 40 kV, 10 ms to 40 kV, 25 ms. The redesign of the accel and suppressor power supplies to achieve separation of the high-voltage and control sections, operation of the arc pulse lines in series, operation of the arc pulse lines in a noisy environment with SCR trigger and crowbar, and modifications to the electrolytic storage banks are discussed.
Date: September 23, 1977
Creator: Leavitt, G.A.
Partner: UNT Libraries Government Documents Department

[1975 promotional band picture]

Description: Photograph of four North Texas State University concert band members, standing and sitting on the steps of an outdoor walkway. This photo was taken as a promotion for the band, and as such all members are wearing suits and holding their instruments.
Date: January 23, 1975
Partner: UNT Libraries Special Collections

[Adults talking at an event]

Description: Photograph of men and women talking at a news event. They are standing in a group in a large meeting hall. All individuals are dressed in business attire.
Date: January 23, 1974
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
open access

Aerial Radiometric and Magnetic Survey: Crystal City National Topographic Map, Texas Gulf Coast, Volume 1

Description: Final report documenting a high-sensitivity airborne gamma radiation and magnetic field survey of the Texas portions of the Crystal City (NH 14-11 quadrangle) National Topographic Map segment including a description of the program and results.
Date: May 23, 1979
Creator: Geodata International
Location: None
Partner: UNT Libraries Government Documents Department

Amblema plicata, Specimen #74

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; reddish-brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #75

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #76

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #77

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #78

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #79

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #80

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #81

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #82

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #94

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; external sculpturing in the form of ridges. Collected in the San Antonio basin. The specimen measures between 60 - 100 mm in length and was assessed to be subfossil when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #95

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the San Antonio basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #96

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the San Antonio basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #97

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; external sculpturing in the form of ridges. Collected in the San Antonio basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #98

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; external sculpturing in the form of ridges. Collected in the San Antonio basin. The specimen measures between 60 - 100 mm in length and was assessed to be subfossil when collected.
Date: August 23, 1979
Creator: Britton, Joseph; Britton, David; Britton, Michael & La Grove, M.
Partner: Elm Fork Natural Heritage Museum
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