902 
Venice, &c. 291; decimal clocks, 292; 
a feries of inventions, 326 ; Hampton- 
court clock, 327; common clock, ib. 
eight-day clock, 328 ; ftriking-part, 329 ; 
chimes, 330; Franklin’s and Fergufon’s 
clocks, 331; clocksdefeendingand amend¬ 
ing on an inclined plane, 333 ; to cart oft’ 
. trains, 334; clock-making, 338; dial- 
plate, 341. 
Compenfation pendulums, 309-313; ba¬ 
lances, 316-318, 349, 356, 359. 
Congreve’s protrafted detached fcapements, 
324-326. 
Ctefibius’s water-clock, 303. 
Cumming’s objeftions to the mercurial pen¬ 
dulum, and explanation of the gridiron 
pendulum, 309; his pendulum, 3JI. 
Dial, reprefenting the horometrical fyftem 
of Hindo'oftan, 292; invention of fun- 
' dials, 293 ; various kinds of dials, and 
their general principles, 294 ; equinoftial, 
horizontal, and vertical, 295 ; polar and 
meridian, 296 ; compound and globular, 
298 ; ling for the blind, and reflefting, 
290; how the fhadow might go back¬ 
ward without a miracle, 300 ; moon and 
liar dial, 301 ; Italian and Jewifh dials, 
and rules for fixing dials,'302. 
Dial-plate of a clock, 341. 
Earnfhaw’s chronometers, 349-3 57. 
Elliot’s repeater, 345. 
Fergufon’s clocks, 332. 
Franklin’s clock, 33a. 
Friftion, how to avoid in the fiiape of a ba¬ 
lance, 314; of the pivots, 315. 
Fufee, why in the conical form, 320. 
Gerbert’s clock, 288. 
Graham’s mercurial pendulum, 309 ; lever 
or gridiron pendulum, 311; his fcape- 
ment for clocks, 323. 
•Haley’s patent time-keepers, 349. 
Hamilton’s water-dock, 305. 
INDEX. 
Hardy’s compenfation-balance, 317; hi3 
method of banking, &c. 349. 
Harrifon’s gridiron pendulum, 309; he ob¬ 
tains the fuli rewards offered by the aft, 
347 ; makes various improvements in 
horometry, 347, 8 ; defeription of his 
time-keeper, 349. 
Horologium, a general term for time-pieces, 
2S7, 8. 
Hours, equal, 301 ; Jewilh, Babylonian, 
Italian, 302. 
Jewelling, invention of, 347 ; not benefi¬ 
cial, 319.. 
Jewilh hours, dial to fliow, 302. 
Italian hours, dial to fliow, ib. 
Kater’s pendulum, 313. 
Le Roy, his propofed arrangement of the 
wheel-work in watches, 321 ; his difeo- 
verks, 348. 
Longitude time-pieces, 287-346 ; Bully’s, 
347 ; Le Roy’s, &c. 348; Harrifon’s, 
349; Mudge’s, 352; Arnold’s, 355; 
Earnlhaw’s, 357; Brockbank’s, 360; 
Watkins’s, 361 ; Mendham’s, 362; Mat¬ 
thew’s, 363; Barraud’s, 3643 direftions 
for the ufe of, 364-367. 
Main-fpring of a watch, 319. 
Maintaining power, or wheel-work, 320. 
Matthew’s improvement of Mudge, 363. 
Mendham’s improvement of Mudge, 362. 
Metals, proportionable dilatation of, 308. 
Moving-power, whether weight or fpring, 
Muuge’s watch, 345 ; his longitude time¬ 
keeper, 352; how rewarded, 3 54. 
Nofturnal, an inftrument to find the hour 
by the ftars, 301. 
Oil for the pivot-holes of watches, 319. 
Pendulum, theory of, 306-308 ; fimple, 
307; affefted by heat and cold, 308 ; 
compound or compenfation pendulums, as 
the mercurial and gridiron, 309 ; Ward’s, 
Ellicot’s, Cumming’s, Crofsthv«Ite’s, See. 
3II ; tubular, angular, triangular, cir¬ 
cular, balance, and wooden, 312; K.a- 
ter’s, 313. 
Pendulum-clocks, by whom invented, 290. 
Pinions, or fmall wheels, 320 ; their pro. 
portions, 323-334. 
Pivots and pivot-holes, 315, 19, 23, 64. 
Prior’s improved clock, 329. 
Remontoir, or auxiliary fpring, 349, 332* 
3 <> 3 - 
Repeating-watches, by Barlow, Quare, and 
Elliot, 345. 
Roman and Italian method of computing 
time, 291. 
Scapeinent of a clock or watch, 322 ; recoil¬ 
ing, and dead-beat, 323; horizontal and 
free, or detached, 324; invented by Le 
Roy, 348 ; Congreve’s, 325 ; of a clock, 
340; of a watch, 344; Mudge’s crutch- 
fcapement, 345 ; his rime-keeper, 352. 
Sun-dials, 287, 288, 293-3021 
Teeth of wheels, 323. 
Time-keepers, ancient, 288; modern, 290 ; 
for difeovering the longitude, 346 ; Sul- 
ly’s, 347; Harrifon’s, 349; kludge's, 
352; Arnold’s, 355; Earnlhaw’s, 357; 
Brockbank’s, 360; Watkins’s, 361; 
Mendham’s, 362 ; Matthew’s, 363 ; Bar¬ 
raud’s, 364; direftions for the ufe of, 
364. 
Trains, how to calculate, 321, 334; Tables, 
337 - 
Ward’s improved clock, 330. 
Watches, ancient, 289 ; Englifh, 290 ; me- 
chanifm of, 343 ; recoiling foapement, 
344 ; Mudge’s free fcapement, 345 3 
ftriking, and repeating, 343. 
Watkins’s time-keeper, 361. 
Water-Clocks, 303-306. 
Wheel-work, 320; Le Roy’s propofed im¬ 
provement in, 323; of fizing wheels, 335. 
HORSE, HORTICULTURE, HUNTING, and HUSBANDRY. 
J^RABLE LAND, preparation of, 525; 
cropping, 530; with wheat, 539. 
Afhes of bleachers, foap-hoilers, &c. 572; 
various other kinds of alhes, 573. 
Harley, cultivation of, 543. 
Beans, cultivation of, 544 ; to be pulled up, 
rather than cut, 546; contain more meal 
than oats, 547. 
Black or horned cattle, 302 ; various kinds, 
503 ; of breeding, and crofting the breeds, 
506 ; grazing and fattening, 522 ; foiling, 
523; flail-feeding, 524; oil cake, 524. 
Board of Agriculture, 597. 
Bones as manure, 559. 
Broadcaft fowing, 547; machines, 591. 
Burnet, a kind of grafs, 549. 
Rutter, how to produce of a very ftiperior 
quality, 511; churning, 512. 
Calves, rearing of, 507 ; without milk, 509. 
Cheefe-making, 512 ; colouring, 513 5 Par- 
mefan cheefe, 514; Stilton and green, 
515- 
Clay, as a manure, 371. 
Cfoanfing-machine, 595. 
Glover, white, 548; red, 531. 
Corn, the growth of England not equal to 
the confufoption, 491. 
Cow, the moft ufeful of animals, 502; 
Welfh, Sufiex, and long-horned, 503 ; 
middle-horned, Hereford, North Devon, 
fliort-horned, Suffolk, and polled, 504; 
Highland, Lowland, and Alderney, 505 } 
of breeding, 306. 
1 « 
Cow-grafs, 548. 
Crag, or fliell-marl, 370. 
Cultivator, fcarifier, or feuffler, 594. 
Dairy, management of, 507-510 ; fttuation 
and conftruftion, 515. 
Ditches and drains, 493. 
Drags, 592. 
Drill-hulbandry, 547; machines, 587. 
Ducks, 519 ; not to be reared under hens, 
520. 
Dung and dunghills, 556 ; horfe-dung, cow- 
dung, &c, 558 ; night-foil, 339. 
Earths for manure, 564 ; marl, 567. 
Fallowing, 525; direftions for, 528; not 
to be carried too far, 530. 
Farm, of fencing and laying out, 491; ad¬ 
vantages of large farms, 495 ; live flock, 
496 ; folding fheep, 497-499; dairy, 
5 C 7> pigs, 516; poultry, 519; arable 
land, 525. 
Fellmongers’ and furriers’ clippings, 561. 
Fences, 491 ; enumeration of the different 
kinds, 492. 
Flowers, cultivation of, 403-406. 
Fox-hunting, 484. 
Free-martin, 502. 
Fruits, how to improve, 395 ; exemplified 
in the peach and neftarine, 394-398; 
vine, and fig, 397 ; pear, cherry, and 
plum, 398 ; nurfery for, 409. 
Gardens of the ancients, 391; moderns, 
392 ; flower-garden, 403 ; monthly in- 
ftrudtions for gardening, 407. 
Gates, improved modes of making and hang~ 
ing, 493- . 
Geefe, breeding of, 320. 
Grafting and budding fruit-trees, 399-40Z. 
Graffes, natural, 548; general management, 
549; artificial, 551. 
Grazing and fattening, 521. 
Greaves, the refufe of candle-makers* 561, 
Green-houfe, 417-419. 
Gypfurn, or plafter of Paris, 57r. 
Harrows, 592; newly-invented, 593; 
combined with a hoe, 594. 
Hiy-ricks, to preferve from fire, 555; hay- 
colleftor, 596. 
Hedges, different kinds, 491, 2. 
Hinges, and latches for gates, 495. 
Horns and hoofs as manure, 560. 
Horfe, Aftley’s charaiter of, 370; horfes 
and horfemanlhip among the ancients, 
Britilh horles, draught and running, 371 j 
bred horfes, 372 ; managemeht of ftal_ 
lions, 373; breaking colts, 374; train¬ 
ing, 375 « f° r the army, 3 / 6 ; race- 
horfes, 381; hunting-horfes and hacks, 
383; draught-horfes, 384-496 ; wild 
horfes, 385 ; laws relating to horfes, 386; 
duties on horfes, 387 ; and on horfe-dea- 
lers, 388 ; horfes for hulbandry, 496. 
Horfe-hoe, Cooke’s, 589; Waiftell’s, 594. 
Horfemanlhip, or the manege, 377; in- 
ftruftions for ladies, 381. 
Hot-beds, 402; for muihrooms, 403. 
Hot-houfes, ancient, 411; modern, 412; 
recent 
