I live in central Iowa, avid MD'r but I am trying to find out about a piece of ornate iron that has 1836 and the #'s 753 & 641 stamped on the reverse...it's approx. 4-1/2" tall, 3-1/2" wide and only approx. 1/8" thick...it seems to be hand made and is not perfect in the design on each side..