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Lot 11 (Fine Photographica & Instruments of Science, 19th November 2020)

A Fine Petrological Microscope By Ross

English, c.1890, signed to the rear of the foot ROSS LONDON, microscope on 'Y' shaped foot with upright supporting the body on trunnions, plano-concave mirror, swing in/out substage with helical screw focus, polariser with Nicol prism, substage condenser, goniometer stage with slide clips, screw fine focus, rack and pinion course focus, body tube with slide in/out Nicol prism, accessories include: Objective & Can engraved ROSS LONDON 1 1/2in Objective & Can engraved ROSS LONDON 1/4in Objective & Can engraved Swift 1/12in Eyepiece Goniometer Eyepiece with slot Substage iris diaphragm 1/4 undulation plate Klein's plate Enlarging lens in a plate Brass framed quartz wedge All in the original French polished mahogany case with wooden stay, leather handle and key, assembled microscope height 39cm

Estimate
£1,200 - £1,600
 

Buyer's premium: 28.80%

Place Bid
£

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English, c.1890, signed to the rear of the foot ROSS LONDON, microscope on 'Y' shaped foot with upright supporting the body on trunnions, plano-concave mirror, swing in/out substage with helical screw focus, polariser with Nicol prism, substage condenser, goniometer stage with slide clips, screw fine focus, rack and pinion course focus, body tube with slide in/out Nicol prism, accessories include: Objective & Can engraved ROSS LONDON 1 1/2in Objective & Can engraved ROSS LONDON 1/4in Objective & Can engraved Swift 1/12in Eyepiece Goniometer Eyepiece with slot Substage iris diaphragm 1/4 undulation plate Klein's plate Enlarging lens in a plate Brass framed quartz wedge All in the original French polished mahogany case with wooden stay, leather handle and key, assembled microscope height 39cm

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Auction: Fine Photographica & Instruments of Science, 19th November 2020

Viewing Location:

8 Rivermead
Pipers Way
THATCHAM
RG19 4EP

Important Information: Non-Attended Sale On-Line, Telephone & Commission Bids Only

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Viewing by appointment from 1st November 2020

Contact 020 3086 8550

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