Circular unit of Finsen lamp
1890-1900
“Quartz melted by lightning at Packington.”
1790-1819
Empty packet: “Quartz melted by lightning at Packington.”
1790-1819
John Dee's crystal, Europe, 1582
1582
Multiplying spectacles, 1650
1650
Heurtley magnifier, 1919.
1919
Charles Vernon Boys' Original Gravitational Apparatus, 1889
1889
Quartz pebble
Quartz, incorrectly thought to be a bezoar
Quartz Crystal used for Oscillator
2012
Quartz pebble from well sacred to St. Kieran
Four quartz optical flats
1920-1939
Quartz Fibres by Sir Charles Vernon Boys, 1887-1892
1887-1892
Boar's tusk amulet
1870-1920
Boys' Radiomicrometer, 1887-1900
1887-1900
Limestone Syrian weight, cone shaped, from Gaza, Deben system
circa 1500 BCE
Piece of textile from Finsen
1890-1900
Circular quartz planar mirror (5-inch)
1960-1970
Barrel-shaped haematite weight
circa 1700-1600 BCE
White quartz Syrian weight, cone shaped, from Gaza, Deben system
circa 1500 BCE
Quartz pebble
Quartz, incorrectly thought to be a bezoar
Barrel-shaped haematite weight
circa 1700-1600 BCE
Length of Boys' Quartz Fibre in Display Case, 1887-1892
1887-1892
Concave iron block with crystal quartz attached
Hollow Prism of natural quartz with mounting lug on base
1900-1905
Spectacles: metal frame, smoked quartz; hinged extensi
1770-1850
Barrel-shaped haematite weight
circa 1700-1600 BCE
Brown haematite Syrian weight, barrel shaped, from Gaza, Deben system
circa 1700-1600 BCE
Barrel-shaped haematite weight
circa 1700-1600 BCE
Quartz arrowhead in gold mount
1880-1920
Limestone Syrian weight, cone shaped, from Gaza, Deben system
circa 1500 BCE
Irregular stone weight
1880-1920
Small metal tinder box with steel incorporated round rim
1820-1900
Specimen of quartz
Stone, piece of quartz
1881-1910
left-handed quartz prism by Adam Hilger Ltd.
1900-1905
Irregular stone weight
1880-1920
Irregular stone weight, with central hole
1880-1920
Quartz Crystal for X-ray polychromator, England, 1980
1978-1980
Quartz stone
Barrel-shaped haematite weight
circa 1700-1600 BCE
Barrel-shaped haematite weight
circa 1700-1600 BCE
Irregular stone weight
1880-1920
Shrine of lingam in yoni
1801-1900
Quartz prism of right rotation
Chunk of quartz
1850-1920
Circular mirror, 10-inch diameter
1960-1970
Quartz cell, part of Hilger-Nutting Spectrophotometer, used by R.A. Morton, 1927
c.1927
Leaf-shaped snuff bottle with snuff spoon
1851-1900