76. Boston Gazette, 22 Feb. 1773, p. 4, col. 1: “To be Sold. The real Estate of Richard Clark, of Milton, near the Slit-Mill, Consisting of ... upwards of Eight Acres of Land, with Half Part of the Paper Mill, and Utensils thereto belonging, with Half Part of the Negro Caesar and Half Benefit of three Apprentices. The Paper-Mill having the Command of the Water in the Summer Months.”