Image
Category
Collection
Maker
Object type
Place
Material
Date

100-Foot tape measure, British, 1928

1928

Fenner type rangefinder, British, 1892

1892

Reichert's Thermoregulator (Temperature Controller), 1871-1900

1871-1900

Mercury Thermometer for Underground Temperatures, 1861-1881

1861-1881

Clarke's-type electromagnetic machine

1854-1860

Rain-gauge, by George James Symons, 1860-1899

1860-1899

Original model of Edison's patent electric pen, 1875-1876

1875-1876

Tree height measurer, British, 1945-1948

1945-1948

Mining compass & clinometer, German, 1901-1907

1901-1907

Map case, British, 1921-1940

1921-1940

Electrostatic toy showing a hunter shooting birds

Model of a Plankton Net, 1969

1969

Early Platinum Electrical Resistance Thermometer, 1871-1890

1871-1890

Model of the midships section of HMS Challenger, as adapted for the Challenger Expedition of 1872-1876, scale 1:12, by Severn-Lamb Ltd., Stratford-upon-Avon, England, 1976-1977.

Model of the midships section of HMS Challenger

1872-1876 (expedition); 1976-1977 (model)

Model of the bows section of HMS Challenger, as adapted for the Challenger Expedition of 1872-1876, scale 1:12, by Severn-Lamb Ltd., Stratford-upon-Avon, England, 1977.

Model of the bows section of HMS Challenger

1872-1876 (expedition); 1977 (model)

Bean bag as used at the Active Birth Centre for natural childbirth, unsigned, 1994

Bean Bag used for Natural Childbirth, 1994

1994

Mountain barometer, unsigned, 1845-1855

Mountain barometer, 1845-1855

1845-1855

Precise levelling staff by Cooke, Troughton & Simms Ltd, York, England, as new condition, c. 1975

Levelling staff, British, 1971-1980

1971-1980

Mining transit theodolite, 4.5-inch, by Troughton & Simms, London, England, 1901-1915

Mining transit theodolite, 4.5-inch, Troughton & Simms, with fitted box and tripod

1901-1915

Two large pulley-operated Eidotropes.

Eidotrope magic lantern slides

The "Baby Cine" Posograph, exposure calculator with original instruction booklet, ptined by H Burg & Fils, 4 pge brady xms, patented by Kaufmann, all in leather case, c. 1928

"Baby Cine" Posograph Exposure Calculator

1928

Model (mahogany case not present), (15 3/4 x 4 1/4 x 6 1/4-inches), to illustrate the theory of the prism for producing colours from white light, English, c. 1800.

Model (mahogany case not present)

1795-1805

Model (mahogany case not present), (24 3/4 x 4 1/4 x 5-inches), to illustrate the theory of the refracting telescope, English, c. 1800.

Model (mahogany case not present)

1795-1805