completely intact c. 1930's vintage medical four-legged ophthalmic examination chair or stool manufactured by f. & f. koenigkramer mfg., cincinnati, oh. features a fanciful cast iron four-legged base with original polished chrome finish. the black upholstered swivel seat with added cushion is original and free from excessive wear. spring-loaded finger latch (enables the stool's height to be adjusted) enclosed within a steel compartment remains in working order. hardened black rubber swivel casters original and intact. very clean and well maintained. salvaged from the old cook county hospital, chicago, il.