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Adding-Machine
Patent for improvements to adding machines, which is key-operated and includes a vertically disposed shaft and a means to actuate the sliding plate.
Date:
January 5, 1915
Creator:
Gatewood, William F.
Object Type:
Patent
System:
The Portal to Texas History
[News Clip: Bush Faint]
Video footage from NBC national news, to accompany a news story.
Date:
2002-01-14~
Creator:
NBC 5 (Television station : Fort Worth, Tex.)
Object Type:
Video
System:
The UNT Digital Library