Part of Electromagnet
1855
Part of Electromagnet
1855
Silver shilling coin
1856
Replica of Lightning Conductor by Benjamin Franklin, United States, 1730-1760
1730-1760 (original); 1931-1939 (replica)
Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798
1798 (original); 1977 (model)
6 inch altazimuth theodolite by W. & T. Gilbert
1840
Peltier Type Electrometer, 1848
1845
Gravity pendulum by Bailey, R.A.S. No.2
1834
Three brass screws from the Gravity pendulum by Bailey
1834
Wooden bracket from the Gravity pendulum by Bailey
1834
Box type pocket sextant.
1845-1850
Prismatic compass, 1851-1856
1851-1856
Double sounding quintant.
1835-1845
Box of microweights for rain gauge testing. 8 missing from set of 15
after 1851
Optical opposite, British, 1840-1850
1840-1850
Ronalds' Photobarometrograph, 1847
1847
Ronalds' rain and vapour gauge (evaporimeter) by Adie & Son
1843
Folding Prismatic Compass, 1846-52
1846-1852
Payne type pedometer, British, 1853
1853
Marine barometer by Ernst
1855
Circular plane table, English, 1852
1852
Fortin mountain barometer in brass case
1850
Barograph by Moritz Pillischer, 1850
1850
Marine barometer by A Pastorelli
1838-1849
Spirit thermometer by Pastorelli
1849
Actinometer by Thomas Charles Robinson, 1840.
1840
Surveyor's compass (circumferentor)
1836-1856
Reconstruction of insulated seawater sampling bottle designed by Captain Phipps and Dr Irving
1773 (original); 1980s
Electrical recording mercury-in-glass weather balloon thermometer, 1843
1843
Aneroid Barometer, 1848
1848
Standard maximum thermometer by Negretti and Zambra
1852
Standard mercury thermometer, by Ronketti, 1846
1846
Model of Heineken thermograph, by Heineken, 1837.
1837
Herschel type actinometer, 1849-1851
1849-1851
Ordinary thermometer
1845
Standard mercury thermometer, 1854
1854
Double sounding sextant.
1845-1851
Ordinary spirit-in-glass thermometer with ivory scale and mahogany frame
1854
Solar radiation thermometer, 1849.
1849
Dr. Potter's aerometric balance
1850
Bourdon's aneroid barometer
1850
Oval pattern-frame sextant.
1851-1856
Everest theodolite
circa 1855
Rain gauge measuring glass cylinder
1851
Balfour-Stewart experimental mercury thermometer
1856
Rain gauge square section
1851
Inertia ring used by Capt. Collinson, 1850-53
1850-1853
Welsh's vertical force magnetograph by Adie, 1857
1857
Fox dip and intensity apparatus by George
circa 1840
Two inertia rings, circa 1853
1853