Antique Stevenson's Compound Binocular Microscope

A Stevenson's Compound Binocular Microscope, John Browning & C. Collins London, ca. 1865,

The tube with twin eyepieces, rack-and-pinion coarse and fine screw focus adjustment above a single objective fitted with a Lieberkuhn reflector, sub stage condenser and plano-concave mirror.

Tube signed John Browning London 422, the base is signed C. Collins Optician, 77 Gt. Titchfield Str.t London.

Together with a lacquered brass Filar Micrometer Ocular signed John Browning, in a mahogany fitted box.

Microscope dimensions: H: 14 x W: 10 x D: 6 1/2 in
Box dimensions: H: 2 1/2 x W: 6 1/2 x D: 4 1/4 in
Condition: Wear is consistent with age and use. All lots have imperfections or the effects of aging. Gray's Auctioneers shall have no responsibility for any errors or omissions.