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R.B. Tolles Lacquered Brass Monocular Microscope

Auction:
3035M
Lot:
244
Sold for:
$3,075$2,500

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Auction:
Clocks, Watches & Scientific Instruments - 3035M
Location:
Marlborough
Date / Time :
October 27, 2017 10:00AM

Description:

R.B. Tolles Lacquered Brass Monocular Microscope, Boston, no. 29, c. 1870, curved arm support flanked by two tapered pillars, rack and pinion coarse, and micrometer screw for fine focusing, graduated draw tube, substage with rack-and-pinion X-Y movement, plain and concave mirrors on double-jointed arm, with condenser above, marked on barrel "B/No. 29/Tolles, Boston," ht. 18 in.
Estimate $300-500


The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear, imperfections or the effects of aging. Condition requests can be obtained via email (lot inquiry button) or by telephone to the appropriate gallery location (Boston/617.350.5400 or Marlborough/508.970.3000). Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner Inc. shall have no responsibility for any error or omission.

Keywords

Actuators, Condenser, Gears, Lenses, Manufacturing, Mechanical engineering, Mechanics, Pinion, Rack, Rack and pinion, Screw