found: NUCMC data from University of Connecticut Library for E. Ingraham Co. Records, 1857-1967(Brewster and Ingrahams org. 1844; in 1852 name changed to E. and A. Ingraham; renamed Elias Ingraham and Company in 1857; in 1861 became E. Ingraham and Company; in 1884 name changed to E. Ingraham Co.; in 1958 renamed Ingraham Company; and in 1967 sold to McGraw Edison and reorg. as Ingraham Industries; watch and clock makers; Bristol, Conn.; from 1855 to 1857 temporarily relocated in Ansonia, Conn., due to a factory fire)
