Brass Microscope

Early Leitz Brass Microscope, 1879

2 Leitz Microscopes, c. 1938

Leitz Microscope, 1920

Microscope by

Camera Lucida or

7 Binoculars, from 1910

14 Opera Glasses, from 1920

Parts for an Optical Bench, c. 1880

Early Monocular Prism Field Glass by Duboscq, c. 1875

6 Opera Glasses, c. 1930

Large Group of Binoculars, from 1920

Brass Microscope by

Laboratory Microscope by