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Improvement in Soldering-Irons. (open access)

Improvement in Soldering-Irons.

Patent for "an apparatus to be used with the common soldering-iron, whereby the same can be heated and kept heated continually while the iron is used." (Lines 6-9) Includes instructions and illustrations.
Date: December 19, 1871
Creator: Williams, Joseph
System: The Portal to Texas History
Improvement in Apparatus for Photographing Children (open access)

Improvement in Apparatus for Photographing Children

Patent for an improvement in machines for taking Photographs of small children.
Date: July 4, 1871
Creator: Sloan, William W.
System: The Portal to Texas History