$5,925
Charles Spencer Brass Convertible Horizontal/Vertical Microscope, Canastota, New York, c. 1850, signed in script on the body tube which pivots 90 degrees, C.C. & H. Spencer, Casastota, N.U. , the "Y" base with pivoting square limb with coarse focus with dual thumbscrews and height adjustment for the dual gimbaled mirror, the square stage with one piece slide clip fits into a dovetailed holder with height adjustment, two bayonet mount objectives and associated mahogany carrying case, ht of instrument, 11 3/4 in. Note: Charles Spencer (1813-1881) was the first American to successfully make microscopes and is known to have also made telescopes. brass in old lacquer, slight surface rust on steel screws, lacking eyepiece cap, box probably by association.
Auctioneer:
Skinner
Date:
2011-07-16
