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Hydrocarbon-Burner. (open access)

Hydrocarbon-Burner.

Patent for a new and useful hydrocarbon burner, including instructions and illustrations.
Date: August 15, 1899
Creator: Jordan, John J.
System: The Portal to Texas History
Plumb-Level. (open access)

Plumb-Level.

Patent for a new and useful level of " that class embodying a pivoted index-finger operating in conjunction with a graduated dial" (line 7 10).
Date: October 31, 1899
Creator: Jordan, John J. & Wallace, Olifford L.
System: The Portal to Texas History