Machine for Sawing Marble in Obelisk Form. (open access)

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