Improvement in Permutation Locks. (open access)

Improvement in Permutation Locks.

Patent for improvements to permutation locks by various means.
Date: September 27, 1870
Creator: Hall, William
System: The Portal to Texas History
Improvement in Fire-Place Fenders. (open access)

Improvement in Fire-Place Fenders.

Patent for "an extensible fender adapted for large or small fire-places" (lines 8-10) including instructions and illustrations.
Date: February 27, 1872
Creator: Hall, William N.
System: The Portal to Texas History