James W. Queen Co., Philadelphia and New York

Serial No. 222

The Student's microscope, c. 1880

James W. Queen Co., Philadelphia and New York. Serial No. 222. The Student's microscope, c. 1880

James W. Queen Co., Philadelphia and New York. Serial No. 222. The Student's microscope, c. 1880

James W. Queen Co., Philadelphia and New York. Serial No. 222. The Student's microscope, c. 1880

 

The following was extracted from the 1880 Priced and Illustrated Catalogue of Optical Instrument by James W. Queen & Co.:

Student microscope

3096. QUEEN'S STUDENT'S MICROSCOPE, MONOCULAR, 14 inches high, of highly finished brass; Stage of Glass, with perfectly smooth motions in all directions; Plane and Concave Mirrors; Revolving Diaphragm, which may be entirely removed when extremely oblique illumination is required; Draw-Tube; Rack and Pinion and Fine Screw adjustments for focus; with

    Two Eye-pieces, Nos. 1 and 2;
    2/3-inch Objective, 30 degrees angle of aperture;
    1/4      do.        95   do.             do.       ;
    Condesing Lens;
    Upright Walnut Case with brass handle and lock and key,     $75.00

Queen advertisment, 1879

queen 1879 ad

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