Scientific Antiques

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A late 19th early 20th century laboratory bell jar. Excellent condition no chips or cracks. Clearly antique this bell jar does not sold with any certification or garauntee and is sold as a collectors item only.

Maximum height approximately 12". Maximum outside diameter 8".

£90    €107.87    US $142.84

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Roger Waldron Early Science & Technology

Glass Bell Jar
 

A 19thc H.M.Customs & Excise TATE SACCHAROMETER by Dring & Fage, London. Comprising three floats 1025/1040, 1040/1055 and 1055/1070 and a Dring & Farg thermometer contained within a felt lined mahogany case.

Approximately 9.5” x 5.5” x 2.25”

£120    €143.83    US $190.45

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Roger Waldron Early Science & Technology

Tate Saccharometer
 

Antique complete draughts mans set made in 1910 by H.SCHERY &CO Manchester.

£120    €143.83    US $190.45

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Baildon Furniture Company Ltd

Antique draughtsman set
 

A miniture surveyor's level signed 'Thomas Cail, Newcastle upon Tyne'. Supplied in original condition complete with extension tube mahogany box and original key. Focusing rack and bubble in good order. Inlay to box lid reads.. " T.B.Winter, manufacturer of Mathematical,...

Telescope 8.5" closed. Box 9.5" x 4..75" x 2.5"

£325    €389.55    US $515.81

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Roger Waldron Early Science & Technology

Miniture 19thc Surveyors Level
 

An impressive late 19th century refracting telescope by C.F. Casella & Co. Ltd. Brass body tube and fittings several eyepieces terrestial tube, right angle viewer, Watson spectroscope and a Broadhurst Clarkson Sun diagonal with filters mounted on a substantial...

Approximate height with body tube set level 72". Length fully extended in terrrestial mode 54"

£3900    €4674.54    US $6189.69

Can deliver in England and Wales.

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Roger Waldron Early Science & Technology

Astronomical Telescope by Case
 

A good pair of electrostatic discharges with 'Vulcanit' handle

Length 15.75", 40cm

£60    €71.92    US $95.23

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Roger Waldron Early Science & Technology

Electrostatic Discharge Rods
 

A fine example of a pair of Magdeburg Hemisheres. All brass construction with very little sign of use.

Diameter 3.25" x 9"

£285    €341.6    US $452.32

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Roger Waldron Early Science & Technology

Magdeburg Hemispheres
 

A surveyor's folding wooden plumb level. Engraved and calibrated hardwood frame with brass inset spirit level and plumb bob secured with a leather strap. Signed MDS Ltd..

closed 50", 127cm

£125    €149.83    US $198.39

Price to be added.

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Roger Waldron Early Science & Technology

Surveyers Folding Plumb Level
 

A superb example of a Troughton & Simms Level complete with original mahogany box and tripod legs. First class original bronzed finish smooth focusing rack good optics no scrathes or chips, crosswires.

length of level closed 15" fully open 18". Box 20.5" x 6" x 5.25"

£395    €473.45    US $626.9

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Roger Waldron Early Science & Technology

Surveyors Level by Troughton
 

Stanley dumpy level. Comes in its original box. The box is in good condition, but the strap is broken. Numbered 7916, with the script “Stanley, Great Turnstile Holborn London” beneath. The optics are in good condition the bubble has been replaced. Price...

Price to be added.

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Memento Mori

Stanley Dumpy level boxed
 

A large Radiometer from the Pressler factory in Baveria. Light (photons) are absorbed by the black surfaces and reflected by the white surfaces suggesting that photons have mass and the absorbed energy turns the paddle wheel.

Height 17"

£300    €359.58    US $476.13

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Roger Waldron Early Science & Technology

Crooks Radiometer
 

Large laboratory bell jar with ground glass base. Very good condition with only a very minor chip to rim of base. Other Bell Jars available, please enquire.

Max external dimensions height 16", dia. 9 5/8" Max internal dimensions height 13 3/4", dia. 8"

£85.00    €101.88    US $134.9

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Roger Waldron Early Science & Technology

Large Glass Bell Jar
 
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