Dickinson, H. W.（1935）．James Watt: Craftsman and Engineer．Cambridge University Press．
Dickinson, H. W. and Hugh Pembroke Vowles James Watt and the Industrial Revolution（published in 1943, new edition 1948 and reprinted in 1949. Also published in Spanish and Portuguese (1944) by the British Council）
Hills, Rev. Dr. Richard L., James Watt, Vol 1, His time in Scotland, 1736-1774 (2002); Vol 2, The years of toil, 1775-1785; Vol 3 Triumph through adversity 1785-1819. Landmark Publishing Ltd, ISBN 978-1-84306-045-1.