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13 Mar

The Scientific Instrument Society Bulletin 1-30

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The Scientific Instrument Society Bulletin, first 30 numbers, Summer 1883 to September 1991, edited by Jon Darius, later Alan Mills, with separately printed indexes for 11-20 and 21-30 compiled by John R Millburn. The S.I.S. in an international society based in the UK. Numerous articles on all aspects of the history of scientific instruments from the earliest times to the 20th century, from a wide variety of authors. Each 29.5cm x 21cm, number of pages varies. The first five, Read More...
10 Mar

Signed J. Robinson & Sons 65 Grafton Street, Dublin Microscope

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Signed J. Robinson & Sons 65 Grafton Street, Dublin Microscope.  C Late 1800s or very early 1900s.  Microscope comes with case, one eye piece and one objective lens with brass case.  Part of inside of case that holds accessories has come apart and can be seen in some of the images.   The case is in good condition but does have a crack running from the top of the back of the case to the bottom.  Case is structurally sound.  Read More...
10 Mar

Signed Pillischer Microscope with case and accessories.

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Signed Pillischer Microscope with case and accessories which include three eyepieces, three extra objectives two of which are in screw top brass cases (W. Watson 2mm oil immersion and Henry Crouch 1/6).  Some tarnishing of the brass.   The case is in good condition with a larger crack on the top of the lid but does not affect structural rigidity of the case.  This is C 1880-1900.  The inside of the case lid has a tag identifying the retailer (W. Read More...
09 Mar

Two versions of Henry Hooper Letter Scale

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Table clamp version and table top Hooper Letter scale-marked on the weight ‘Registered Number 1 pursuant to 2 Vic CH 17, for H. Hooper 12 Aug 1839’ and on reverse ‘The Post Office Letter Weight’ both with original clip marked ‘Hooper’s Spring Holder Reg. 68 2 Vic CH 17’ Table clamp version=£800 SOLD Table top version=£600 Read More...
09 Mar

Telescope with stand and case – Harris & Son.

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A three draw leather covered telescope, signed, ‘Thomas Harris & Son, Opticians to the Royal Family, 141 Oxford Steet & 52 Gt Russell Street, London’. He worked from these two addresses in 1851 and had previous Royal Appointments to the Prince Regent and George 1V. The company worked throughout the 19th century. The length of the telescope is 36″ fully open and 11.5″ closed. The height when fixed to the stand is 16.5″ and it has a main lens of Read More...
08 Mar

Cased George IV Altazimuth Theodolite by Alexander Adie of Edinburgh

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For sale, a cased George IV altazimuth theodolite by Alexander Adie of Edinburgh. This rare example is comprised of a horizontal five-inch divided circle which is coarse adjusted by hand and then finely adjusted by means of a knurled brass knob attached to top. The centre contains an expertly engraved and silvered compass with a small brass cam to the side of the case, to hold or release the movement. Two sides of the outer edge of the base are Read More...
06 Mar

Signed Powell and Lealand Student microscope with Varley stage

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Signed Powell and Lealand Student microscope with Varley stage C 1850.  No case or other accessories other than what are shown in the images.  Most of these Student microscopes have an iron base and limb but this is one of the rare ones with a brass limb and base.  There are a few issues with this microscope: 1.        1 The tube attachment to the support limb is missing 3 out of 4 tiny screws. 2.        2 The course focusing knob is loose Read More...
06 Mar

Large sized Brass Simple Microscope

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Large sized Brass Simple Microscope with case.   C 1840.   Case is in very good condition and measures 8.5 inches x 4 inches.   Microscope measures about 7.75 inches long fully opened.  Case has no key.  Accessories are the eyepiece, spike with cork/white disk on other end of spike and slides.  There is what appears to be a screwdriver that I am not sure goes with this microscope but that is the way it was received by my dad. Read More...
04 Mar

~IMPORTANT BOX SEXTANT by SCHMALCALDER (WITH PROVENANCE) c.1834~

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A historically important all brass box sextant by Charles Schmalcalder for Charles Nugent, Knight Commander (K.C.) c.1834. Measuring 2 3/4 inches (7.0cm.) in diameter, it is of the typical form of the day with improvements (nuances) only Schmalcalder could imagine. The green/red light filters lock into position when the telescope (with solar filter) is inserted due to an angle cut on their edge. Primary and secondary mirrors are adjusted from top and side using the square key provided. Magnifier for Read More...
03 Mar

R&J Beck signed microscope.

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This microscope is a signed R&J Beck Microscope C 1890 with case and two objectives with cases as the only accessories. The case has a little damage on the lower hinge where the hinge attaches to the case.   The half of the hinge that attaches to the case has pulled out from the case, but the door half of the hinge is still mounted on the door.   In addition, there is a crack on the side of the case Read More...
03 Mar

Signed Brooks microscope with case

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Signed Brooks microscope with case and some accessories.   Accessories are fishplate, 4 numbered objectives (#1-#4), bullseye condenser mounted on articulating arm, substage rotating wheel with 4 stops and 3 slides.  Stage has deep well for insertion of Live Box.  The mirror might have been replaced at some point.  Microscope stands about 16” tall (40.64 cm) Case dimensions are Approximately 8 inches x 11 inches x 3.75 inches.  (20.3 cm x 27.9 cm x 9.52 cm).  The felt material on Read More...
02 Mar

19TH CENTURY HALF-BLOCK SAILING BOAT

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