Bessemer Process, 1856
2nd
Watts Rotative Steam Engine, c.1780
2nd
Penydarren Locomotive, 1804
1st
Lombes Silk Mill, c.1721
£1.70
Portland Cement, 1824
£1.70
Faraday Generates Electricity, 1831
from Miniature Sheet
2nd
Transatlantic Cable, 1858
from Miniature Sheet
1st
Deptford Power Station, 1889
from Miniature Sheet
£1.70
Light Bulb, 1880
from Miniature Sheet
£2.55