Description: Patent for a hinge-gainer related to "certain improvements in devices of that class employed for cutting a gain or mortise in a door-jam or door for the reception of a hinge. The object of the invention is to provide an improved machine or tool in which all the parts may be readily and accurately adjusted to cut recesses of different width, height, and depth" (Lines 8-16).
Date: March 11, 1902
Creator: Ward, Richard Bryant.
Partner: UNT Libraries Government Documents Department