Produced by O.A. Holdbrook of 15 Foster's Wharf, Boston, MA, this Wee Novel Tee Moulder is one of the first sand tee molds made in America. The tee is in outstanding condition. The top of the mould is stamped "Pat Apl'd For" on the top of the plunger. Olin A. Holbrook received a US Patent dated December 2, 1902 for this device, in perfect working condition.