Geoff Allnutt Clocks
19th Century Micrometer
19th century micrometer, scale to 100th inch, possibly for measuring cover slips for microscope slides. 60mm wide Item: TH89
Geoff Allnutt Clocks Midhurst
Armillary Sphere
Brass armillary sphere sundial by W & J George, London.  Signs of the zodiac and sundial on the main ring.  Circa 1900. Ring diameter 10cms, height 20cms Item: TH125
Negetti & Zambra Barometer & Thermometer
Banjo Barometer & Thermometer
By Negetti & Zambra, circa 1900 in carved walnut case.  Size Dial size 8", height 33"   Item: GWPC42
Geoff Allnutt Clocks
Barograph with Thermometer, C1900
Mahogany cased barograph with integral thermometer, 8 day movement with new pen and ink, with drawer for spare charts.  Length 35cms, depth 22 cms, height 21cms Item: TH61
Geoff Allnutt Clocks
Boxwood Ruler
Folding boxwood ruler by John Rabone & Sons, Birminham.  24" long Item: TH91
Geoff Allnutt Clocks Midhurst
Boxwood Slide Rule
A 12 inch boxwood slide rule by Buck & Hickman, various scales and calculations Item: TH107
Geoff Allnutt Clocks Midhurst
Brass & Steel Dividers
A pair of brass & steel dividers, C1800.  24cms long Item: TH99
Geoff Allnutt Clocks Midhurst
Brass Protractor
An early brass protractor with hand engraved scales.  Signed J Gates, early 19th century.  135mm wide Item: TH101
Geoff Allnutt Clocks
Brewer’s Proof Rule
Brewer's proof ruler, made of boxwood by Josh Casartelli & Son, 43 Market St, Mancester.  320mm long Item: TH90
Brewers saccharometer
Brewer’s Saccharometer
With additional slide rule in original case.  Box size 22 x 8 x 3cms, slide rule 30 x 5cms   Item: GWPC31