'An iron forge at Tintern Monmouthshire', Wales, 19th century.

'An iron work at Downton, Herefordshire', 19th century.

Shingler's leg-guard, late 19th century.

James Nasmyth, Scottish mechanical engineer, c 1860s.

Nasmyth steam hammer, c 1850.

Experimenter's box, c 1800.

Specimen of crown glas showing method of cutting, c 19th century.

Tyne bo-bo pulling iron ore trucks, c 1920s

Cautery instruments, 19th century.

Cannon charcoal heated flat-iron, c 1850.

New iron bridge at Civitavecchia, Italy, c 1859.

Profesor Drinker with an iron lung, c 1928.