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Compressed-Air Machine.

Description: Patent for an "an automatically acting compressed air machine where a reciprocating action is desired" (lines 9-11) "which will be automatic and positive in its action, which may be operated with minimum amount of compressed fluid, and which has relatively few parts that might get out of order" (lines 12-18).
Date: April 9, 1912
Creator: Saurenmann, Jacob Gilmore
Partner: UNT Libraries Government Documents Department

Articulating Plate

Description: Patent for "new and useful articulating plate" (lines 5-6), including illustration and instructions.
Date: April 11, 1900
Creator: Driskill, T. F.
Partner: UNT Libraries Government Documents Department

[News Script: Parking lift]

Description: Script from the WBAP-TV station in Fort Worth, Texas, covering a news story about a demonstration of an elevated parking lift device in Dallas designed to increase the capacity of parking lots.
Date: April 26, 1956
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
captions transcript

[News Clip: Alarm ordinance]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: April 21, 1982, 5:00 p.m.
Duration: 1 minute 45 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

Spark-Arrester.

Description: Patent for concepts and designs used to improve performance of Spark-Arresters used in the smoke stacks of locomotives with illustrations and instructions.
Date: April 6, 1880
Creator: Wiggin, John E.
Partner: UNT Libraries Government Documents Department

Earth-Auger

Description: Patent for structural improvement in machines used for boring post holes and wells with illustrations and instructions included.
Date: April 13, 1880
Creator: Cudd, Decater P.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for "construction and arrangement of arrow-shaped draw-heads and lever-bars adjustable upon rack-bars for the purpose of raising and lowering the draw-heads" (lines 16-20)including instructions and illustrations.
Date: April 20, 1880
Creator: Gray, John D.
Partner: UNT Libraries Government Documents Department
captions transcript

[News Clip: Lasers]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: April 15, 1989, 5:00 p.m.
Duration: 1 minute 36 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
captions transcript

[News Clip: Federal Center]

Description: Video footage from the WBAP-TV television station in Fort Worth, Texas, to accompany a news story.
Date: April 28, 1964
Duration: 1 minute 03 seconds
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

[New employee in mail room]

Description: Photograph of a new employee working at a printing machine in the mailing room. To the right is a counter top containing a variety of cups. On the back wall from left to right, various papers and boxes can all be seen.
Date: April 2, 1959
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

[New employee in mailing room]

Description: Photograph of a new employee working with an equipment in a mailing room. There is a table with a large shelving unit with various boxes to the right of the room. On the back wall from left to right, a large cabinet with posters, and a bulletin board with various posts can all be seen.
Date: April 2, 1959
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
captions transcript

[News Clip: Tornado Special]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas.
Date: April 14, 1982
Duration: 32 minutes 20 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

[New employee standing next to printing machine]

Description: Photograph of a new employee working at a printing machine in the mailing room. To the right is a counter top containing a variety of cups. On the back wall from left to right, various papers and boxes can all be seen.
Date: April 2, 1959
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

[Employee in mailing room]

Description: Photograph of a new employee working with an equipment in a mailing room. There is a table with a large shelving unit with various boxes to the right of the room. On the back wall from left to right, a large cabinet with posters, and a bulletin board with various posts can all be seen.
Date: April 2, 1959
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

[News Script: Civil defense]

Description: Script from the WBAP-TV/NBC station in Fort Worth, Texas, covering a news story about the Arlington Fire Department receiving radiation survey equipment.
Date: April 23, 1962
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

Fence-Post.

Description: Patent for new metal fence posts and supports to "improve and simplify the general construction of devices of this character" (lines 13-15).
Date: April 14, 1914
Creator: Naiser, John Sr.
Partner: UNT Libraries Government Documents Department

[Photograph of a physician scale, 2]

Description: Photograph of a physician scale with height rod used to measure weight and height. The physician scale is on top of a red mat. There is a fire extinguisher visible to the right of the image.
Date: April 8, 1976
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
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