Description: Patent for a new and improved book rest. This design consists "of an upright pivoted in a support or base, a sliding lower supporting cross-bar, an upper sliding supporting-bar, both bars having sockets upon their rear sides sliding upon the upright and provided with set-screws, and leaf-clamps consisting of a piece of spring doubled at one end to form slides sliding upon the arms of the upper cross-bar, forming curved yielding portions, forming transverse eyes at the other ends, having flat blocks hinged at the said eyes, and provided with thumb-pieces" (lines 72-83).
Date: November 25, 1884
Creator: Johnson, William Oscar
Item Type: Patent