ABOUT.

A.

About the same time,' 336, 340, 342.
'ACADÉMIE des Sciences, l',' papers of La-
voisier, Meusnier, and Monge in. (See
WATER, COMPOSITION OF.)
'ACID of sea-salt,' 'dephlogisticated,' 386.
'ACTA Eruditorum Lipsiæ,' 133; translation
of Papin's Memoir in, 136-142.

ADAMS, George, advertisement of perspective
instrument, 55; apparent piracy of Mr.
Watt's invention, ib.

ADMIRALTY College, of Russia, 395.
ADVOCATES of Cavendish, their assertions,
345, 357; shown to be groundless, 345-
357, 357-361.
EOLIPILES, 107-109.
AGALMOTOPOIA, 456.

AGATHIAS, History of Justinian, 109.

AIR, compressed, its applications by Murdock,
415.

AIR, empyreal, 378.

AIR-PUMP, by steam, Robison's, 69; Wilcke's,
100, 101; of improved engine, 79, 88, 164,
179, 183, 187, 396.

'AIRS,' 'Factitious,' 417, note.
ALABASTER, artificial, 455.
ALADDIN, 'new lamps for old,' 451.

ALBANY, 427; distance from New York, ib.,
note.

ALBION Mills, 282, 283.
ALCIBIADES, 426.

'ALEXANDER,' the coppersmith,' 392.
AMERICA, 10, 421, 426.

AMERICAN, the nation, 135.

BARGE.

ARAGO, M., commentary on Mrs. Campbell's
anecdote, 21; brief extract from Robison's
narrative, 58; panegyric on De Caus, 111;
on Papin, 132; criticism on Savery, 149
account of Soho, and of Mr. Boulton, 168;
on invention of micrometer with moveable
object-glass, 222; on Mr. Watt's grief at
the loss of his first wife, 235; character
of second Mrs. Watt, 254; on discovery of
composition of water, 357, &c.; his copy
of Papin's Recueil,' 525-526.

ARGAND, Mr., Mr. Watt's letters to, on
lamps, 451.

ARISTOTLE, small bust of, 455.

ARITHMETICAL machine, contemplated by

AMIENS, Peace of, 414, 468.

AMMONIACAL liquor, 294.

AMONTONS, M., his fire-wheel,' 155.

ANDERSEN, Hans Christian, on Marion de
l'Orme's letter, 126.

ANDERSON, Professor John, 65, 92, 93; Mr.
Watt's gift to him of prismatic micro-
meter, 226.

ANDERSONIAN Institution in Glasgow, the, 92.
A new hare,' 289, 471.

ANGLO-SAXON, Mr. Watt's study of, 477.
ANTHEMIUS, his use of steam, 109.
ANTHROPOPHAGI,' of London,' 403.
ARABIAN, 275.

B.

BABBAGE, Mr., 453, note.
BACCHUS, 372.

BACON, Lord, on the honour paid to in-
ventors, 2; 305.

BAILLY, 374.

BAKER and Co., of Manchester, 387.

BALLAD of the Laird of Muirhead,' 14.

BANKS, Sir Joseph, President of Royal So-
ciety, 326, 332, 333, 373, 475.

BARGE, the royal, distanced by boat with
paddle-wheels, 141.

BEVERLEY, 425.

BION on Mathematical Instruments, 39;
translated by Stone, 39, 40.
BIRMINGHAM, first visited by Mr. Watt,
168; false coining in, 169; visited by
Roebuck, 188; Mr. Watt's residence at,
262; Wasborough's mill at, 275; ‘a re-
'gion of rare talents,' 304; visited by
Cavendish, 371; Priestley's settlement at,
378; riots at, 381, 382; newspaper ac-
count of robbery at Soho, 406.
BLACK, Dr., organ built by Mr. Watt for,
46-48; acquaintance with Mr. Watt, 58;
testimony to his abilities, originality, and
modesty, 58, 59, 355, 484; dates of his
discoveries, 303, 304, note; contrasted
with Priestley, 304, 305; his death, 501-
503; his affluence, and disposal of his for-
tune, 176, 503.

BLACKFRIARS Bridge, 282.
BLAGDEN, Dr., afterwards Sir Charles, (see
PARIS, and WATER, COMPOSItion of);
pursuit of Madame Lavoisier, 499.
BLOOMFIELD engine, 258.

BOILER of Savery's engine, 145, 151; of

BO'NESS, 173, 178. (See BORROWSTONESS.)
BORDENTOWN in America, 424.

BORINGS, iron, or filings, 294, 295.
BORROWSTONESS, 158, 160. (See Bo'NESS.)
BOSSUT mistakes Papin's claim, 134.
BOSWELL, visits Soho, 258; character of Mr.
Boulton, 259.

'BOTANIC Garden,' Darwin's, quotation from,
380.

BOULTON, Matthew, plate-manufactory and

mint at Soho, 168, 169; Trafalgar medal,
ib.; purchase of Dr. Roebuck's share of
steam-engine patent, 190, 191, 237, 238;
279, 281, 297, 298; Mr. Watt's letters to,
on nature of steam and water, 320, &c.;
his death, 503; notice of him by Boswell,
259; by Mr. Watt, 503; by Mrs. Schim-
mel Penninck, ib.; buried in Handsworth
church, 506.

BOULTON, Matthew Robinson, anecdote of
Smeaton and Soho machinery, 249, 250;
management of the Soho business, 390,
404; new partnership, 404; capture of rob-
bers at Soho, 406-409.
BOULTON, Matthew Piers Watt, Cambridge
Latin prize epigram, Vehicula vi vaporis

impulsa,' 449; translated, 449, 450 ; por-
trait of Watt by Lawrence, 519.
BOULTON and Watt, formation of original
partnership of, 249; heads of articles of
copartnership, 252, 253; employ Mr. Peter
Ewart, 283, Mr. Murdock, 412-414; law-
suits with pirates of new engine, 'B. and W.

v. Hornblower and Maberly,' and 'B. and
'W. v. Bull,' 58, note, 64, note, 99, 390-
403; flexible suction-pipe, 453, 454.
BOULTON, Watt, and Co., manufactured two
of Fulton's boat-engines, 427.
BOURNE, William, 422.
Bow engine, 251.

BOYLE, Robert, air-pump, improved by
Hooke, 128.
BRADLEY, 286.

BRAMAH, Joseph, 89, 400-402.
BRANCA, Le Machine,' 108.
BREADALBANE, Earl of, 205.
BRECONSHIRE, Mr. Watt's estates in, 470.
BREWSTER, Sir David, invents micrometer
with moveable object-glass, 227; admits
priority of La Hire and Mr. Watt, 227,
228; improvements on their instruments,
ib.; opinion as to Mr. Watt's priority,
365; his candour, 366; edition of Robison's

BRIDGE.

'Mechanical Philosophy,' 481, note; letter
to him from Mr. Watt, 481-487.

BRIDGE, Blackfriars, 282.
BRIDGEWATER, Duke of, 425,
BRINDLEY, 166.
BRISTOL, 417.

BRITANNIA Bridge, across the Menai Strait,
493.

BRITTANY, 260.

BROSELEY in Shropshire, 246.
BROUGHAM, Lord, notice of Dr. W. Small,

244; of Dr. Black's discovery of Latent Heat,
303, note; of Cavendish's experiments,
312, 531-541; opinion as to Mr. Watt's
priority, 357, 531-541; Natural Theo-
'logy,' quoted, 360; amendment of patent
laws, 390; notice of Mr. Watt, 500;
"Historical Note on the Discovery of the
"Composition of Water,' 531-541.
BROWN, Mr. Alexander, conversation with
Robison on discovery of the separate con-
denser, 68.

Mr. James, 412, note.
BROWNE'S, Sir William, gold medal, 448;
gained by M. P. W. Boulton, ib.; the prize
composition, 449.

BUCHANAN, George, birthplace of, 23.
BUCQUET, 338.

BUCRETIUS of Vratislau, 341, note.

BULL, Mr., a stoker,' 391; Boulton and
Watt v., ib., 403.

BULLER, Mr. Justice, 391-392.
BURGUNDY, 386.

BURKE, Edmund, opposes renewal of patent,
241; his motives, ib.; criticism of Dr.
Johnson, 477; denunciation of Messrs.
J. Watt, jun., and Cooper, 479.
'BURLEY,'' Claver'se and,' 496.
BURNET, Colonel, 501.

BURNS, his call to be a bard, 32; quotations
from, 7, note, 507.

BUST-LATHE, 456.

BUTE, organ built for Lord, 47.

CHANTREY.

James Watt, 18, 19; of his youthful pur-
suits, talents, and dispositions, 20-24.
CAMPBELL, Thomas, visit to Kinneil, 158;
notice of Mr. Watt, 499, 500; poem on
the Steam-engine, ib,

CAMPBELLTOWN, survey for canal to, 208.
CAMPER, Professor Peter, 371, and note.
CANAL to connect Forth and Clyde, 167;
Monkland, planned and constructed by Mr.
Watt, 197-202; from Perth to Cupar of
Angus, survey for, 204-206; suggestion
of, in Strathearn, 205, 206; Borrowstoness,
survey for, 208; Crinan and Tarbert, ib.;
Macrihanish Bay to Campbelltown, ib.;
Hurlet to Paisley, ib.; Caledonian, 208-
215; Forth and Clyde, steam-boat tried
on, 425.
CANOVA, 465.

CARBONIC acid gas, Black's discovery of,
303.

CARRON Ironworks, 158-160; passage for
Forth and Clyde Canal, 167; boring-mills
for cannon and cylinders, 240; steam-engine
constructed at, for a boat, in 1789, 424.
CARRONADES, 159, ib. note.

CARTSBURN, barony of, 4.

CARTSDYKE, (or Crawfordsdyke), burgh of
barony, 4; described by Hamilton of
Wishaw, 5; population of, 6; 'jetty' of,

12.

CARTWRIGHT, 276.

CASSEL, machine of, 147; edition of Papin's
Recueil' printed at, 133, 134, 525, 526.
CASSIGRAINIAN telescope, converted into a
micrometer, 228.

CAUS. (See DE CAUS.)

CAVALLO and Winch, mode of forming
caoutchouc tubes, 452.

CAVENDISH'S, Mr., dinner and conversation
at, 371, 372. (See WATER, COMPOSITION
OF.)
'Cavendish, the illustrious house of, 332.
CAWLEY, John, improved Savery's engine,

150; associated with Savery and New-
comen in patent, ib.

CEMENT, for joints of engines, 294, 295; for
hardening plaster patterns for sculpture
machine, 461, 462, note.

CENOTAPH to Dr. W. Small, 246-249.
CENTRES, combinations of motions round,
288, 289.

CENTRIFUGAL principle of Governor, 201;
292; force, regulator by, ib.
CHACEWATER mine, 266.
CHANTREY, Sir Francis, an angler, 26; bust
of Murdock, 415; trial of steam-naviga-
tion, 430, note; works of, 465; statues
and busts of Watt, 419, 521-523; casts
of ditto, 522; copies of ditto, in ivory, by
Cheverton, 522, 523; medal of, struck for
Art Union, obverse, 522, note; reverse,

'CHARIOT,' 'fiery,' of Mr. Watt's invention,
434.

CHARITABLE acts, 419, 420.

CHARLES, Landgrave of Hesse Cassel, 147.
CHEMISTRY, Mr. Watt's study of, 22, 302.
CHEVERTON, his works in ivory, 465, 522,
523.

CHINA closet, Mrs. Watt in her, 473.
CHINESE, 275.

Church and King,' watch-word of Birming-
ham mob in 1791, 382, 477.
CICERO, on old age, 505.

CINQ Mars, d'Effiat, letter to him from Ma-
rion de l'Orme, 123-125; shown to be a
fabrication, 125, 126; victims to the hoax,
126, 127.

CIRCULAR engine, or steam wheel, 435.
CLAPTON, Priestley's retirement to, 382.
CLARK, Report on channel of Clyde, 206.
CLARKE, Mr., 274.

'CLAVER'SE and Burley,' 496.
CLEISHBOTHAM, Jedediah, 496.

'CLERKS,' 'The Three,' quotation from,
264.

'CLERMONT,' the,' 427.
CLIFTON, 417.

CLOCK, moved by a steam-engine, 292.
CLOCKS, various, invented by Dr. Small,
217-219.

CLOCKWORK, of Counter, 290.

CLUB, the Watt, of Greenock, 11; Glasgow
University, or Philosophical, 304; of Royal
Society, 371-374; an academic,' 373; of
the Jacobins, 479.
CLUTTERBUCK, Captain, 496.
CLYDE, Frith of, 5, 11, 12.

-, bridge over, at Hamilton, 206; Report
on channel of, ib.; immense improve-
ment of its navigation, 206, 207; and in-
crease of its shipping, 207, 208.
COCHRANE, Mr., 296.

COLERIDGE, remark on a steam-engine, 2;
quotation from, 497.

COLLAS, glyptic machine, 465.

COMBUSTION of gases by the electric spark,

306-307, 308 note, 309, 310, 321-323,
379.

'COMET,'' the,' steamer on the Clyde, 428.
COMMON Pleas, Court of, 391, 393.

COMMONS, House of, in 1767, Mr. Watt's
opinion of, 167.

COMPOSITION, of water, (see WATER); of
light, 370.

CONCLUSIONS, of Mr. Watt as to composition

of water, 323-324; of Cavendish, 312-
315; of Lavoisier, 316, 317; of Monge,
316,318. (See WATER, COMPOSITION OF.)

CUSTINE.

CONDENSATION of steam, anecdote of Watt's
early observation of, 21.

CONDENSER, separate, discovery of, 59, 68,
79, 88, 287, 401.
CONDORCET, 374.

CONFIGURATION, crystalline, of bodies, 315.
CONSTITUENTS, ponderable, of bodies, 315.
CONSUMPTION of smoke, Patent for, 298-
300.

CoOPER, Thomas, his sympathies with French
revolutionists, 478, 479; Burke's denun-
ciation of him, ib.

COPARTNERSHIP, original, of Boulton and
Watt, 249; renewed by sons, 404, 406.
COPLEY medal, Priestley's, 305.
COPYING-MACHINE for letters and drawings,
267-272; either by rolling-press or screw-
press, 271; portable form of it, 272; pro-
cess of, 270, 271; utility of, 271.
CORNEILLE, 374.

CORNISH mines, 264; miners, 290.
CORNWALL, engines wanted in, 250, 251;
amusing description of one of the first
erected in, 263.
CORREGGIO, 465.

COSTELLO, Miss Louisa Stuart, letter of Ma-
rion de l'Orme published by her, 123-
125; a fabrication, 125, 126; victims of
the hoax, 126, 127.

COSTS, bill of, 389.

COUNTER, the, invented by Mr. Watt, 290;
its construction, ib.

COURT of Common Pleas, 391, 393.
CRABTREE, corresponds with Gascoigne and
Horrockes on invention of micrometer,
230.

CRAIG, John, Mr. Watt's partnership with,
44, 45; his death, 45.

—, Mr., architect, 68.
CRANK, piracy of its application, 273, 276;
its true inventor, 275; its advantages,

277.

CRAWFORDSDYKE, (or Cartsdyke), burgh of
barony, 4; shipping of, in 1700, ib.
CREIGHTONS, the two, 411.

CRELL, Dr. Lorenz, Chemische Annalen,'
336, note; Blagden's letter to, 336-338.
CRONSTADT, 395.

CROY LECKIE, an estate of Mr. John Muir-
heid, 16.

CRYSTALLINE configuration of bodies, 315.
CULLEN, Dr., his experiments on boiling of
water, 76, 84; in vacuo, 485.

CUMMING, Alexander, F.R.S., his works, and
musical mechanism, 47; evidence given by,
391, 400.

CUMNOCK, Old, 412.

CUNNINGHAM, Allan, 407.

CUPAR of Angus, survey for canal from
Perth to, 204-206.
CUSTINE, Marquis de, 385.