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Pair of Proportional Dividers

A pair of nickel silver proportion dividers marked with War department arrow and owner’s initials ‘J. J. T’, marked on outside of case ‘W10 VC 0720’ Read More...

Pair of Proportional Dividers in Original Case

A pair of brass proportional dividers in original case and good condition, marked for War Department arrow  and possible serial number ‘2171’ and made by ‘A. Edgell and Co’ Read More...

Pair of Proportional Dividers in Original Red Morocco Case

A good pair of brass proportional dividers marked for the Maker ‘Reeves & Son London’ and the owner ‘E. A. Godfrey. Condition good Read More...

SOLD – Large ‘Lean Dial’, mining dial, theodolite – Louis Casella.

SOLD – This is quite a large example of Casella’s Lean Dial, the compass body diameter measuring 6.25 inches across, the silvered dial with cardinal points and divided from 0 – 90 – 90 – 0 etc, the outer scale from 0 – 360 divided down to 1 degree, signed ‘L Casella. Maker to the Admiralty & Ordnance. London 3559’. The instrument can be set with either two sighting vanes or with the telescope mounted over the half circle. The Read More...

Cased and Signed John Browning “New” Pocket Microscope

Cased and Signed John Browning “New” Pocket Microscope.  This microscope is signed: “John Browning 63 Strand, London 826”.  Originally, I was not able to determine date of manufacturer from the serial number 826, but the address was valid from 1872-1900.   Further research on microscope-antiques.com showed a cased “New” Pocket microscope like mine but with serial number 635, which was dated to about 1887.  So that makes this item more likely 1888 or 1889.  The accessories include tweezers, an unmarked Read More...

Smith, Beck & Beck Universal Microscope

Smith, Beck & Beck Universal Microscope.   This microscope is signed:” Smith Beck & Beck London Universal Microscope 5832”.  This serial number places date of manufacturer around 1865-1866. This item has no case or accessories other than what is mounted on the microscope.   The focusing function does not work possibly due to stripped teeth on rack.  The adjustment wheel just turns freely with no corresponding movement of body tube.  The substage plastic disc is in good condition with no cracks. Read More...

Antique Andrew Ross Large First Class Exhibition Model Microscope in Brass c1861

Offered for sale a rare find – an Andrew Ross Large First Class Exhibition model, serial number 1966 of immense size.The foot engraved “Ross, London 1966” with: – Bar-limb design with large rectangular section slider– Monocular optics with graduated manual draw-tube– RMS objective– Straight-cut coarse focus– Vernier screw/lever fine focus– Rotating fully mechanical stage with non-concentric x/y controls to right hand side– Technical sub-stage with condenser featuring, mechanical rotation and centering– Newly added plano-concave mirror on sliding mount with good Read More...

R&J Beck Microscope

R&J Beck Microscope C. 1883.  There is no case or accessories other than what is mounted on the microscope.   The following inscription is located on one of the feet: “R&J Beck London 12596”.  This serial number places the manufacture date at about 1883-1884.   A rotating nosepiece contains 2 objectives, with one marked 1 IN R&J Beck and the other one marked 1/6 in 0.S7 N.A.   One of the coarse focusing adjustment knobs appears wallowed out and slides off the Read More...

ENGLISH EBONY OCTANT IN KEYSTONE BOX.

SHIPPING BY FEDEX, UPS, ETC. FULLY TRACKED.   Contact Email:  [email protected] IVORY EXEMPTION NUMBER P148YK5J Read More...

FINE STEEL AND BONE HANDLE MICROSCOPE TWEEZERS, C1880, GOOD WORKING CONDITION

BONE HANDLE ( blood vessels visible )  GOOD CONDITION, IT COULD BE 18th CENTURY Read More...

MICROSCOPE WOODEN CASE WITH TWEEZERS FOR A SLIDE, C1880, GOOD COND.

THE CASE IS IN EXCELLENT CONDITION , EXCEPT A LINING TO SLIDE IS MISSING.  TWEEZERS IN GOOD CONDITION,  BOX MARKED ” 46 ”   AND ” L T S “ Read More...

FULLY WORKING BRASS MAGNIFYING GLASS FOR STAGE MICROSCOPE, GOOD COND.

GOOD FUNCTIONING CONDITION Read More...