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Engine.

Description: Patent for a new engine designed to maximize power output by using a single crank's bearing surface and increase the crank power without lengthening the piston travel.
Date: October 18, 1921
Creator: Ingram, Joseph D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ditching-Machine

Description: Patent for "a machine for digging ditches or trenches of any desired depth or width, for purposes of irrigation or drainage or pipe-laying, or for building earth fences on lands, or throwing up fortifications, or for making other excavations of like general nature" (lines 7-13).
Date: December 18, 1888
Creator: Edwards, Charles Clark
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
captions transcript

[News Clip: Davis trial]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: November 18, 1977
Duration: 2 minutes 06 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Item Type: Refine your search to only Video
Partner: UNT Libraries Special Collections
captions transcript

[News Clip: Davis trial]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: November 18, 1977, 10:00 p.m.
Duration: 1 minute 33 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Item Type: Refine your search to only Video
Partner: UNT Libraries Special Collections
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