Income-tax, [223]

India, [5], [127], [225]

Industrial Revolution. See Revolution

Industrial transition in 14th century, [55]

Industrial villages (mediæval), [65]

Industries, manual, [142]

Industry, growth of, [212]

Infant mortality, [230]

Inhabitants of a manor, [12], [13]

Inventions, [138], [140], [159], [160], [165], [236]