Difficulty of smelting the Black Band by ordinary process until the
invention of the hot blast
Early career of James Beaumont Neilson
Education and apprenticeship
Works as an engine-fireman
As colliery engine-wright
Appointed foreman of the Glasgow Gas-works; afterwards manager and engineer
His self-education
His Workmen's Institute
His experiments in iron-smelting
Trials with heated air in the blast-furnace
Incredulity of ironmasters
Success of his experiments, and patenting of his process
His patent right disputed, and established
Extensive application of the hot blast
Increase of the Scotch iron trade
Extraordinary increase in the value of estates yielding Black Band
Scotch iron aristocracy


CHAPTER X.

MECHANICAL INVENTIONS AND INVENTORS.

Tools and civilization
The beginnings of tools
Dexterity of hand chiefly relied on
Opposition to manufacturing machines
Gradual process of invention
The human race the true inventor