Patent for a new and improved bedstead. This design "consists in the provision of adjustable hangers for mattress-supports" (lines 12-13). To this end, it consists, "with the side and end rails having vertical mortises or grooves, the cap-plates covering the upper ends of the grooves or mortises and having threaded apertures, and a mattress-support, of the hangers respectively comprising the vertical shank or body seated in the grooves or mortises of the rails, and the horizontal branch extending inwardly from said shank or body and having a slot to seat the side and end bars" (lines 83-93).