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Machine for Sawing Marble in Obelisk Form.
Patent for "a new and Improved Machine for Sawing Marble Blocks in Polygonal Taper Form" (lines 4-6), including illustration.
Date:
April 15, 1856
Creator:
Haviland, J. E.
System:
The Portal to Texas History
Method of Repairing Circular-Saw Teeth.
Patent for enabling the teeth of circular saws to be drawn out and hammered for repair, including illustration.
Date:
June 10, 1856
Creator:
Parry, M. L.
System:
The Portal to Texas History