Calenberg & Vaupel

Calenberg & Vaupel 1864-68 pianos 101 Bleecker & 136 Ludlow 1869-84 " 333 & 335 W. 36th 1885-89 office & warerooms S.W. c. of 34th & Ave. 7 manufactory 333 & 335 W. 36th 1890+ pianos 400 W. Ave. 7 & 333 W.36th This partnership, which was occasionally listed as Calenberg, Vaupel & Company, was in operation until 1893. See Henry Calenberg.