Hickok Harrisburg Bookbinding Finishing Press. 21 inch screws. Makers name embossed in the end grain. This would work really well to fix a book that will not lay flat any more. It is a wonderful piece.
The whole thing is 21 inches long by 21 inches wide. The screws are 21 inches long. The press parts are 21 inches long by 3.5 inches wide by 3.5 inches deep. 8610wl