D.

DALRYMPLE, Sir JOHN, and steam navigation, 440.

DARWIN, Dr. ERASMUS--correspondence with Boulton, 184, 201; a Member of the Lunar Society, 369, 465.

DAVY, Sir HUMPHRY, on gas-lighting, 429; and Gregory Watt, 468–9; Davy on Gregory’s death, 472.

DAY, THOS., author of ‘Sandford and Merton,’ 201, 263.

DICK, Dr., Glasgow, 101, 106, 113–14.

DIGESTER, PAPIN’S, 32, 120.

DIRCKS, Mr., on Marquis of Worcester’s inventions, 11, 22.

DUNDAS, Lord, and steamboats, 448.

DUNDONALD, Lord, and BOULTON, 329.

E.

EDGEWORTH, R. L., and BOULTON, 201; and the locomotive, 336; and the Lunar Society, 369–70.

ENGINE DUES--contests with miners, 243–5, 271, 311, 315, 317, 320, 331–2, 339, 418–21.

EGINTON, FR., at Soho, 171; partnership with Boulton in picture business, 264.

EWART, PETER,--his opinion of Boulton, 486.

EXPANSIVE WORKING, 146–7, 228–9, 304, 307, 310–11.

F.

FAIRBAIRN, WILLIAM, opinion of Murdock, 431–2.

FIRE AND STEAM ENGINES. _See_ Steam engines.

FOND, M. ST., describes interviews with Watt and Priestley, 383–5.

FOTHERGILL, JOHN, a Soho partner, 169; travels on the Continent for the firm, 172, 204; his despondency, 240, 247, 263; his tenacity, his death, 275; his embarrassments, 314.

FRANKLIN, BENJAMIN,--correspondence with Boulton on steam-engine, 182–4.

FULTON inspects Symington’s steamboat, 449; makes a model steamboat in Paris, 450; applies to James Watt, jun., for an engine, 451; his ‘Nautilus’ infernal-machine, 452; he fits up the ‘Clermont’ steamer, 452.

G.

GAINSBOROUGH, HUMPHREY, attacks Watt’s patent, 222.

GARAY, BLASCO, and paddle-boats, 36.

GAS-LIGHTING invented by Wm. Murdock, 424–7; Wintzer’s wonderful project, 428.

GEORGE III. and BOULTON, 3, 174; Watt’s interview with the King, 403, 476.

GLASGOW in 1754, 96–100; the tobacco lords, 98; the clubs, 99; drinking habits, 100; the University and Professors, 106–8, 113–15; the Green, 127.

GOVERNOR, The, invented by Watt, 335.

GREENOCK at end of last century, 80–4; improvements, 85; at the rebellion of 1745, 93.

GUNPOWDER AND STEAM as powers, 5.

H.

HAMILTON BRIDGE--James Watt architect, 156.

HANDSWORTH CHURCH, near Birmingham, 477–8, 505, 507, 514.

HARPER’S HILL, Birmingham, 214.

HART, ROBERT,--Reminiscences of Watt, 147, 229, 424, 499, 500.

HEATHFIELD, Birmingham, 460, 493–5, 512–13.

HERO OF ALEXANDRIA, his writings on steam, 5–7.

HOLLINS, Mr., Birmingham,--Reminiscence of Watt, 505.

HOOKE, Dr., on the Vauxhall hydraulic-machine, 19; correspondence with Newcomen, 62.

HORNBLOWER, JABEZ, and his brothers, 296–7, 332.

HORNBLOWER, JONATHAN,--Watt’s first meeting with, 232–3; with his sons, erects engine to supersede Watt’s, 296–304, 320–24, 331.

HORNBLOWER, JOSEPH, erects Newcomen engines in Cornwall, 71.

HULLS, JONATHAN, of Campden, 72; his steamboat, 73; unsatisfactory trial, his publications, 74.

HUNTSMAN, BENJAMIN, Sheffield, and Boulton, 165.

HUTTON, WILLIAM, Birmingham, 153, 162; house destroyed by the rioters, 412.

J.

JOINT STOCK MINING in Cornwall, 47–8.

K.

KALTOFF, CASPAR, assistant to the Marquis of Worcester, 10, 13, 18, 19.

KEIR, JAS., friend of Boulton, 170, 201; his partner, 265, 409.

KINNEIL HOUSE, 142; Watt’s workshop, 148.