Illustrations in hardware manufacture, specimens to show the manufacture of a German silver spoon, with a finished electroplated example

Illustrations in hardware manufacture, specimens showing the manufacture of a German silver fork in six stages, with an electroplated example

Illustrations of Cast & Malleable Iron, Knots tied cold (specimen of Bower's oxydised iron), two wrought iron samples tied in a knot

Sample of body slip for ironstone china, one of collection of specimens illustrating manufacture of Wedgwood pottery from Etruria, Staffordshire

Small hammer, one of collection of miners' tools as used in Canonbie Colliery

One of a group of specimens from the Pennsylvania coalfields and elsewhere - a sample of anthracite from Tamaqua on the southern Pennsylvanian coalfield

One of a group of specimens from the Pennsylvania coalfields and elsewhere - a sample of bituminous coal with mineral charcoal from Mercer County, western Pennsylvania

One of a group of specimens illustrating the dressing and smelting of ores, German method - smelting of lead ore and separation of silver - silver refining - sample of silver of standard purity

Base of a pillar, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Socket or pillar, stamped out, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Nozzle, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Spring for a pillar, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Handle, stamped out, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Parts of a extinguisher, stamped out, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Extinguisher, partially finished, one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick

Extinguisher, finished. one of eleven specimens (patterns) illustrating stages in the manufacture of a block-tin tinplate candlestick