Copper ore from the Bell Mine
before 1889
Arsenical cobalt or skutterudite, from Skutterude, near Modum, Norway
before 1889
Cupriferous sandstone from Schweinkopf
before 1889
Specimen pieces of zirconium
Specimen of Edison Bamboo Filaments
Coal from hills near Tseng-ko-ken, Pechilli province, China
before 1862
Coal from China
1877
Two varieties of Pung Chung coal, China
before 1889
Anthracite from China, locality unknown, brought from Peking
before 1862
Small samples of iron ores from China
before 1889
Experiment on the alloying of iron with cobalt
before 1889
Specimen illustrating Sherardizing process
One of three specimen boards
Specimen showing stage in the manufacture of crown glass
Crystal of ammonia alum on chrome alum
Ivory specimen
Ivory specimen with quadruple helices
Wood and ivory specimen with eight-fold helices, made with turning lathe
Solid ivory specimen with triple helices
A specimen of wiped joints in one piece being two tees
Specimen of Bismuth metal
Simple brass heating table for mounting specimens
Pinus coniferales gymnospermae preserved in jar
1960-1980
Pinus coniferales gymnospermae preserved in jar
1960-1980
Specimen of repair joint
Specimen of rock worn by cable
'Isthmus' specimen bar, used with the Hopkinson yoke
1885
Three specimens - various experimental blade formation, 1895-1901
1895-1901
Two specimens - blades with intergral roots, 1896
1896
Specimen welded steel piping
Coachbuilders' hand tool demonstrations on oak curved section
Pteridophyta pteropsida dryopteris rhizome
1995-1997
Specimen of rail
Specimen of pig iron. Mid 19th century
Specimen of steel produced by the Basic or Thomas Gilchrist process
1887
Specimen of hot-dipped aluminised steel sheet
Hardness test - 4 specimen test pieces
Specimen of 10% ferro silicon, 1884-1886
1884-1886
Pig stomach in liquid paraffin
Pig fistula in liquid paraffin
Specimen of calcined Cornish stone used in manufacture of porcelain
Specimen of quartz
Specimen illustrating Sherardizing process
Specimen of Creeper (N'salo)
Specimen of China clay
Specimen of zincite
Specimen of bornite
Specimen of Silicon
Specimen of binding-in of 800 lb per mile telephone wire on a single-groove insulator
