I have the original tag when I purchased these shoes, they did the research on them. The inventor is Adloph Hansen, dated on the tip of the toe Pat Feb 10, 1891 Pat. number 446,146 the sole is stamped Cantrell NY. The toe is metal with a beautiful embossed design. Trey look to be about a sz 4 toe to heel is 8 1/4 inches across the ball of the foot on the sole is 2 1/4 inches. Selling them for less than I paid.