1890's Cast Iron and Nickel Spectrometer

Striking cast iron and nickel turn of the century spectrometer. Manufactured by the Columbia School Supply Indianapolis Co. Piece is in great vintage condition with original enamel paint on heavy cast base. Top of the spectrometer is made of nickel and can be high polished if desired--retains original natural patina on metal. Measures: 7 inches H x 6 inch diameter. Lenses in tact and a wonderful museum piece for the vintage science collector.