Straining Beam.
Description:
Patent for a new and improved straining beam. This design "is especially adapted to be used in that class of structures, especially bridges and columns, in which it is necessary to combine the maximum of strength with the minimum of weight; and it consists in the improved construction and combination of parts of a beam" (lines 22-27).
Date:
September 11, 1883
Creator:
Davis, Benjamin F.
Partner:
UNT Libraries Government Documents Department