One has a 6 stamped on it and the other does not. I have uploaded images of all angles including against a ruler for sizing.
Vintage "TITAN" Cast Iron Shoe Last. #T1
Vintage "TITAN" Cast Iron Shoe Last. #T2
Vintage TITAN Cast Iron Cobbler’s Shoe Last Anvil Shoemaker Tool Industrial
Cast Iron Vintage Cobblers Shoe Cast, Doorstop, Paperweight
Vintage Flat Iron Cast Iron, ideal vintage Door Stop / Bookend
Vintage Old Antique Cast Iron Victorian Dump Dig Metal Objects History museum