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Clevis.
Patent for a new and improved clevis. This design "is to provide a clevis with a series of attaching-loops whereby the line of draft may be changed as circumstances may require, to bring the line of draft to either side of the plow-beam, or above or below the same, and to provide a clevis with a centrally-located attaching-loop, to be used where a direct or central draft is needed" (lines 11-18).
Date:
January 26, 1886
Creator:
Dunn, Henry Frankling
System:
The Portal to Texas History
Improvement in Street-Cars
Patent for an improvement to Street Cars to better navigate curves. Includes description and illustrations.
Date:
August 26, 1879
Creator:
Towell, Isaac
System:
The Portal to Texas History