Society for Establishing Useful Manufactures

The Society for Establishing Useful Manufactures (S.U.M.) or Society for the Establishment of Useful Manufactures was a private state-sponsored corporation founded in 1791 to promote industrial development along the Passaic River in New Jersey in the United States. The company's management of the Great Falls of the Passaic River as a powersource for grist mills resulted in the growth of Paterson as one of the first industrial centers in the United States.

Source: Wikipedia — Society for Establishing Useful Manufactures (CC BY-SA 4.0)