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Self-Signaling Device For Railroads.
Patent for a self-signalling device for railroads that is simple and efficient. Instructions and illustration included.
Date:
April 11, 1916
Creator:
Littlepage, Rufus E.
System:
The Portal to Texas History
Fumigator and Insect Destroyer
Patent for a fumigator and insect destroyer. Illustration included.
Date:
April 11, 1905
Creator:
Frazer, James A.
System:
The Portal to Texas History