unique vintage medical roll-up "spine & spinal nerves" anatomical chart or poster with original collapsible stand. detailed illustration of the sympathetic system of nerves and gangliated cord in relation with spinal nerves. the chart was created and copyrighted in 1918 by gustav h. michel. published by published by dr. g. h. michel & co., cleveland, oh. the collapsible stand was manufactured by the aurora industries, inc., chicago, il. when fully extended, the chart with stand measures 70 inches in height. the poster measures 32 inches in width. the roll-up chart shows expected wear consistent with age. salvaged from the old cook county hospital morgue.