(Roth & Engelhardt; Engelhardt Piano Co.; National Music Roll Co.; National Piano Player Co.; National Electric Piano Co.) St. Johnsville, NY. One of America’s pioneer makers of coin pianos, orchestrions, and rolls circa 1890-1915. Acquired the Seybold Piano Co. of Elgin, IL circa 1914, declared bankruptcy in 1915. Frederick Kornburst, a former employee, continued making music rolls in the Peerless factory building under the name National Music Roll Co., and in the 1920s organized the National Electric Player Piano Co., manufacturing coin pianos and orchestrions.