Verge repeating watch
1713-1750
Lever watch in pair case with crank roller
1800-1830
Cylinder watch in case with thin horizontal movement
1801-1850
Lever watch in case
1800-1830
model of slot or cotter-hole drilling machine
1857
Cylinder watch in pair case
1692-1730
Small specimen of the 1857 Atlantic telegraph cable
1857
Replica of Islamic Astrolabe
1066; 1876
Copy of illustration showing effects of irritants on blood vessels
1858
Portrait of Robert Stephenson
1859-1860
Dental forceps
1870-1830
Two washers
15/7/27
Photoheliograph of the Sun
1861
Photoheliograph of the Sun
1861
Photoheliograph of the Sun
1858-1861
Photoheliograph of the Sun
1861
Rectangular pane of glass with engraved inscription
1857
Marbled black and white Parkesine sample
1862
Brooch, in box
1856
Two washers
15/7/27
Lunar photograph taken with the Kew Photoheliograph
1860-1862
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Pottery vase found at Nihawnad, Persia
3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Polished stone (Chert) weight from excavations at Mohenjodaro
circa 3000 BCE
Prototype brass model of beam for equal-arm balance
circa 1857
Lignite from right bank of Saskatchewan River
before 1861
Coke produced by a mixture of equal weights of pitch and slack
1859
Specimen of sand showing the penetrating power of copper
1860
Iron pyrites, containing 2.18 per cent copper
1858
Crystallised sharp slag from second fusion, Mines Royal Copper Works
1859
Crystals in an ore-furnace bottom
1860
Coal from hills near Tseng-ko-ken, Pechilli province, China
before 1862
Anthracite from China, locality unknown, brought from Peking
before 1862
Coal from China, 1860s
1860
Swedish sheet copper, from the International Exhibition, 1862
before 1862
Sample of copper sheeting from Cwm Avon Copper Works
before 1862
Slag from the run-down silver powder. (Parkes' Process) Llanelly Lead Works
1859
Ingot of lead after softening (Parkes' Process) From the Llanelly Lead Works
1859
Lead liquated out of the zinc crust. (Parkes' Process) Llanelly Lead Works
1859
Piece of Belgian retort after use in smelting the lead (Parkes' Process) Llanelly Lead Works
1859
Zinc distilled from the liquated zinc, cast as a bar
1859
Charge after setting up previous to pulverisation. Dee Bank Lead Works
1859
Grey earthy slag from smelting galena. Dee Bank Lead Works
1859
Grey slag from the ores of the district. Dee Bank Lead Works
1859
Arsenical glass. From the Arsenic Works
1858
Lead fume deposited at the bottom of the stack (a white powder)
1859
Lead fume from flue of the smelting furnace
1859