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INDEX TO VOL. VI.

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A,

Bird Catching, Art of, 331
Abyssian Obelisk and King's Chair, 181 Birds, Migration of, 48
Acoustic Drawing, 64

Blackadder, H. H. on the Combustion
Age, on, 151

of Alcholic Fluids, *203, 1211
Air Słone, immense, +159

Blacking, Receipt for, +192
Air Stoves, to remedy the defects of, +137 Black's Balance for Small Weighis,
Beds, +231

+101, *119
Pump without valves, 1231, *233 Blanken's Fan-gate Sluices, +193
Alchemy, act against, 253

Blasting Rocks, Swedish mode of, +206
Ale, historical notice of, *237

Bleaching Powder, Manufacture of, *134
Algebra,(Nicholson's) Remarks on, *84

History of the art of, 334
Algebraic Symbols, Abuse of, +150 Blowpipes, cheap and simple, 33, 248
Algebraical Equation, 537, 559

Ottley's Oxy-hydrogen, *264
Alluvium, what, +166

Boat, on a new plan, *97
Amalgamation, of, 315

Bodies, Chemical union of, 319
Animal Mechanism, on, +213

Falling, Cases respecting, 2, 43,
Analysis, what are the advantages of ? • 173, 532
47

Bone Crushing Machine, t121
Angle, Trisection of the, 512

Bones, Method of making Soups from,
Applegath and Cowper's Printing Press, * 255
257, *279.

Boot Powder, Receipt for, +176
Archery, question in, 533

Bottle Stoppers, how to unfix, 46, 76
Archimedes, Memoir of, 38, 74

Boulton, Matbew, Memoir of, *949
Architecture, Naval, see Naval

Bow Church, notice of, *151
Cottage, 307

Bower and Bland's substitute for the Air
Arithmetical case for opinion, 812, 990, Pump in Steam Engines, +168
404, 556

Bowring, John, on Mechanics' 'Institu-
Question, 468. Answers

tions, 70
to, 538. Another, 551

Brandy, application of, to wet feet, in-
Arnot, Dr. on improving fire places, judicious, 524
#106, *282

Brewing, Hancock's invention for Cool-
Arts, Society of, distribution of Prizes ing the Worts in, *135; testimony to
by, +92

the value of a Paper on, in No. 115,
Astronomy, Chinese, 313

891
Aurora Borealis, Theory of, 56

British and French Manufacturing Skill,
Austin, J. on preparing colours, 80

76
B.

Broadmeadow's Gas Generating and Pu-
Balance for small weights, +101, *119 rifying Process, 423

-, Hydrostatic, cheap and de. Brown, Jos. plan by, of Double Fold-
licate one, * 147

ing Doors, 217; on Gratuitous Lec.
Balloons, of, 4, *92, 102, 114, +120, turing, 535

+141, +154, *149, +165, +197, +233, Browne's, G. D. Hydraulic Press, 65,
*231, *285, 486, 513

+171
Bank Note Engraving, 508

Browne's Gas Engine Carriage, 79, +86
Barlow's Process of purifying sugar, Brunel's Carbonic Acid Gas Engine, +194
+223

Bryan's moveable Railway, *267
Barnard, John, improved Linch-pin by, Builders, Hints to, *272
428

Burney, Dr. on Barometers, 46
Barometer, of, 46

-Burstall's Steam Coach, 509
a Poor Man's, *90

C.
Barometrical Engine, +205

Cables, new Method of Heaving, 10
Bath, Portable Vapour, (Capt. Jeky.ll's) Calaminaris, Lapis, how to dissolve,
#113

*232
-, a simpler one, *259

Calculating Boy, t159
Bees, on the Culture of, 187, +107 Calculator, portable, for Seamen, 511
Bells, Triangular, 538

Canoe, Sportsman's, 485
Bevan's help to Magnifying Glasses, Canvas, protection of, from Milder
+188

+100
Birkbeck's, Dr. adaptation of Dupin's Caoutchouc Moulds, 28

Mathematics, practically applied, 386, -, purifying, •266
413, 469, 50,5

Cards, Fifteens in a Pack of, 47, *288

B

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Carmine, preparations of, +190 Copper Plates, on preserving from Osi-
Carriages, Draughtof, †136; Safety Joint dation, +177. On freeing fiom wax,

for, +233 ; improvement in, 302, 319, 560
311, 357, 385

Copper Sheathing, on Sir I Dary's
Cartwright's, Dr. claim to the invention mode of preserving, *221

of the Power Loom vindicated, 403 Corin, A. M. on Family Ovens, 106
Casks, how to secure the bungs of, +256 on Elliptical Piano-fortes, 558
Caterpillars, how to destroy, 1205 Corn Bin, Self Registering, +153
Cellar Draining, 405, 464, 539

Cornwall Steam Engines, 421
Cement, Fire and Water Proof, + 190 Cottage Architecture, of, 307
Vetruvian, *191

Cotton, Voyage of a Pound of. 202
Roman, Parker's, *985, 374,

Seed Illuminating Gas, 682,
406

+148
for china, +256

Stuffs, on Singing, 133
Cements, Vicat on, *197

Cows, Winter Food for, 487
on hardening, 961

Cranes, why are the Jibs of, made of
Chambers's new Press Drill, *120

Iron, *.159, 179
Cheap Food, +151

Creophyrus, description of, +229
Chemistry, Fyfe's Manual of, +298 Cubic Equations, on, 51
Chesnut Tree Bark, Tanning principle Culinary Apparatus, Premiums offered
· op, 47

for, 4202
Cheverton, B. Gas Power Engine by, 7, Curvilinear Spaces, new Method of
20

finding the Area of, 332
Chimneyg, Jeffrey's improved, 189; Cyder, inquiries respecting, *151
fliort's +237

Cylinders, Church's patent, for Casting,
Chimney Sweeping Machines, 369

*209
Chinese Towers, *137

Cylindrical Vessels, on Measuring tlie
Astronomy, 313

Contents of, 28
Christie, on the Magnetism produced

D.
by Rotation, *115, 163
Chronometers, plan for Regulating, 45; Dakin, G. S. Blowpipe by, 38; Appa.
on the Variation of, . 108

ratus for Manufacturing Sulphuric
Prize, *111, 412

Acid by, +225; improved Lamp-fur-
Chucks, Cycloidal, 17, * 265

nace by, +249
Churning Machine, German, 997 Damp, preservation from, *208
Circle, Squaring the, 509

Daniell's Hygrometer, *232
Climate, effect of Cultivation on, $09 Dansey's, Capt. Kite for Shipwrecked
Clocks, Paper, 175

Vessels, +196
Clocks, Church, Mumination of, 519 Dead bodies, extraordinary preserva-

533 ; on their rates of going, 5:18 tion of, +244
Clock- work, Questions on, 415. An- Deluge, the, +190; Theory of, 879,
swers to, 556

395
Alarum, 189

De Jongh's improvement in the Manu-
Cloths, Gossamer, 513

facture of Coke, +1 13
Coal Mines, on preventing the Explo- Deptford Mechanics Institution, Dr.
sion of Foul Air in, 263

Gregory's Speech at the Anniversary
Coat Ilorse, improved, +219

of, 158, 477.
Coca, a cheap food, t151

De Tir's new Rotary Motion, +199,+138,
Cocoa Tree, notice of, *287

1165
Cogan's, Dr. Drag for Drowning Per. Diagonal Framing of Ships of War, og

the, *193
Coke, improvement in manufacturing, Dick's new reflecting Telescope, † 198,
+147

+241
Cold, production of, by combination of Diluvium, what, +166
Metals, +181

Diorama, the, description of, 290
Concentration of, by Reflection, Distances, Measuring, 1165, 360
311

Diving Bell, Steele's improvement in,
Coliseum, the, description of, *225 +115, *161
Collars, Horse, best sort of, 34

Doors, double-folding, +217
Colours, on preparing, 30

Downton's continually flowing pump,
Rawlinson's Mill for Grinding, 302
+171

Drag, Dr. Cogan's, for drowning per-
Comet, the lost, 382, 393
Compass, Variation of, *270, 339, 489 Draining Land, 9, *131, 487
Continuous working Engine l'or raising Drawing, Acoustic, 61
Ores, &c, 360

Drill, New Press, by Chambers, *120
Copernicus, notice of, 62

Driving, high and low, +252, 318

sons, * 137

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Ver, +176

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Drummond's(Lieut.) Night Light, - 172; Folding Muslina, mode of, 491
Geodesical Operations, 179

Ford, Felix, solution by, of a case in
Dry Rot, on, 1945

Emerson's Trigonometry, 516
Dupin's Mathematics practically ap- Forsyth's composition for curing Trecs,
plied, Dr. Birkbeck's adaptation of,

•155
886, 419, 469, 505

Fountain, Dancing, * 101
E

fractions, Vulgar, of, *206, 217, 1254,
Earth, moving the, 72,192, +131, #174, *268, 298, 366, 392, 419
+206

Frampton, H. Improvement by, on the
., Machine for compressing into Cycloidal Chuck, 17. Proposal by, for
blocks, wanted, 374

Mechanics' circulating libraries, 44
Earthquakes, cause of, 35; peculiar French and British manufacturing skill,
mechanical effects of, +119

76
Eddystone Light House, account of, Fresco Painting, revival of, 304
• 150

Fruit, Wall, how to ripen, *191
Edgeworth's Machine for measuring Fuel, relative value of, *283, 351
distances, +165

Furnaces, velocity of the draught
Egg, to remove the stains of, froin sil. through, *219

Furniture, Sick Chamber, 12
Egyptian Mummy, prototype of the Fyfe's manual of Chemistry, +228

Vonus de Medicis, +212
Electrical Apparatus, of, 51, 58, *87,

G.
1171, *188, *251

Galvanism, singular application of, 329
Phenomena, 118, 159, +188,

La Beaume on, 549
355, 381, 470, 475, 483, 503

Garden Frames, Self-acting Ventilator
Elk Fossil, 43, +167

for, 475
Elmes, Mr. on Railways, 5

Gas, origin of the term, + 253
Engine, of the word, 229

Chlorine and Olefiant, spontane-
English Industry, History and Prospects ous combustion of, *189
of, *211, 244, 317

Coal, Purification of, +187
Engraving on Steel, the art of, 1199

, on the use of, for heating and
Bank Note, 508

lighting Dwelling-houses, +62, :137,
Eolian Harp, best method of stringing, 1234
+176

, lIydrogen, Self-regulating Reser-
Epsom Salts, when first obtained, t253 voir for, +216
Europe, Summit of, 375

Engine, Cheverton's, 7, 20;
Eve's Steam Engine, +124, 321, 344 Browne's, 79, +86; Oxley's, *99
Rotary Pump, 456

Lighting, Origin and Progress of,
Explosive Powder, accident from, 190 +219
Eyes, Right and Left, difference be-

Pipes, Improvement in, *231
tween, 43, +99

Generating and Purifying Process,
F.

417
Fall of the leaf explained, *116

obtained from Cotton Seed, 82,
Falling Bodies, case respecting, 2, 43, +148
• 173. Another case, 582

Gases, Simple and Cheap Method of
Feeding Cattle, receipt for, 255

Experimenting with, 327
Ferguson's, J. notions of Mathematics Refractive Power of, *166
+83

Gauge, Bisecting, bs Palmer, +181
Fermentation, how to prevent, +256 Genius, On, +189
Figures, of, 135, 158, 206

Geodesical Operations, by Lieut. Drum-
Filtering water, on, +104

mond, • 179
Fire, Prevention of, +99; preservation of Geographical Exercise, 532
Accompt Books from, *246

Geological Antiquities, + 148, +170, +250
Fire Places, on, 106, +137, * 172, 197,

Specimens, suggestions for
*282

the Collection of, 525
Fire Engines, triangle for elevating the Geometry Applied to the Arts, Dupin
jet of, +169

and Birkbeck's, 386, 413, 469, 505
Fire Stove, the Barnardine, 468

of the Chinese, 461, 505
Fishing Rod Reel, improved, +105 Geometrical Problem, *157, *260
Flaws in precious stones, todiscover, 313 George the Third's Poor Man's Mill,
Flooring, Kitchen, 55

+187, +248
· Machine, '222

Gilding Manuscript Writing, 64
Floun adulterations in, how to detect, Gill's Improved Saws, Cleavers, &c.
343

+142
Flower Pots for Rooms, *223

Gladstone, J. description by, of a Hori-
Flowers of different colours, from the zontal Wind-mill, 24

same slem, how obtaincd, * 256 Glass, Roman, fragnient of, 62

9

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Glass, boty acted on by Water, +118; Hutton's (Dr.) Tables of Nambers, Ex
and by Light, +182

I rors in, 50
Improvement in Manufacturing, Hydraulic Press, (G. D.) Browne's, 83,
*148, 359

+171
Gold, Substitute for, *208

Cements, 170
Gold-Beater's Skin, Preparation of, 63 Hydraulics, on, *199, 260, 407, 446,
leaf, Preparation of, 67

457, 471
Trinkets, Colouring of, '+167, *180 Hydrogen, large Self-regulating Reser.
Grafting, on, +189

voir for, 856
Grain, on preserving from Mice, +118; Hydrophobia, Cure for, 379
Apparatus for Drying, 449

Hydrostatics, on, 139, *960, 407, 116,
Grammar, on English, 11, +92, *115 457
Gratuitous Lecturing, on, 392,419, 463,

1.
467, 493, 506, 523, 581, 535, 551, 553 Ibbetson, Mt. on Employing Sulphuric
Gravity, Specific, on, *168, *181, 809, Ether Vapour as a Moving Power,
315, 353

+174
Gregory's, (Dr. Olinthus,) Speech at the Ice, why it is Warmer under than
Anniversary of the Deptford Me-

above it, 291
chanics’ Institation, 458, 477

- and Snow, on the formation of in
Grinding Mill, Pollard's Epicycloidal,

the 'Atmosphere, *276
805

Houses, Natural, 51
Grubs, how to Destroy, 7205

Imperial Measure, Elucidations of,
Guin-lac, purifying, 519

r 109; Defects of, *126
Gun, Air, Invention of, +200

Indigo Grinding Mill, 1201
Gun-carriage Truck, New, 26

Ink, Sympathetic, 343
Gun-lock, Safety, + 136

Iron, Process of Puddling, 78
Pneumatic, 463

Loss by the Oxidation of, 451
Gün-powder, discovery of, +253

Bridge first designed hy Pritchard,
Gun-quoins, Improvement on, 7128 and not by Darby, 80

Isherwood, Rev. "C. on Moving the
4.

Earth, *131, 122
Hail Rods, 384

J.
Hall

, Jos. on finding the Moon's Age, 18 Jackson, Å. on Mathematics and Gram-
Hammer for breaking Stones, Improved,
471

r, +145; on Geological Antiquities,

mar,
Plancock's invention for Cooling Worts,

+148; on Mechanical Genius, 1164;

on the End of the World, +210; on
•135
Hare (Professor,) on Specific 'Gravity,

Safety Joints for Carriages, +232, 341;

on Neglect of Native Talent, 801; on
* 168 ; Self-regulating Reservoir for
Hydrogen Gas, 6216

Instructing Working Classes, 308; on
Harvey, Mr. on Sir Robu. Seppings' Jeak's Apparatus for Regulating Steam-

Measuring Timber, 817
Diagonal Framing, * 193
Hathaway, T. on Algebra, *81

Boilers, 481
Hauy, Anecdotes of, +175

Jeffreys' Improved Chimney, +89
Heat, on the nature of, 13 : Increase of Jekyll's (Capt.) Portable Bath, 113

in descending into the Earth, explain Jennins and Belteridge's Patent for
ed, 28; Proportioned to the darkness

Working Pearl, +140
of Bodies, +215 ; Radiation of, *230, Jordan, T. on Well Boring, +125

Jones' Apparatus for Drying Grain, 449
Heating Houses, Russian Mode of, 41
"Ileaters, Portable, by Nicholson, 312
Heaving the Log, explanation of, 300 La Beaume's New Galvanic Batteries,
Hedgehog and Snake, Fight between, 48 519
Herapath, Mr. on Compensating Pen- Lake, Wm. on Pile-driving, 1555; on
dulums, +94

the Reservoir Case, 566.
Dints, Miscellan?0118, 861, 451

Lamp Furnaces, improved, +249
Higginson's (Licot.) New Method of Lamps, Fragrant, *119
heaving Ships' Cables, 10; new Gun-

without Wicks, *903, 1911
carriage Truck, 26; Improvement on Monnom's Tallow, 183
Gun-quoins, +123

Larch Bark, 487
Hiort's Improved Chimneys.' +237 Lathe, Frank land's, Enquiry respecting,
Iloney, process of Purifying, *223

*112
Hops, Strength and Quality of, 532 Lees' Elements of Arithmetic, &c. 435
Horses, Economical Method of Feed- Leslie's 'Apparatus for seertaining the
ing, 372

Specific Gravity of Powders, 315
Howard, Mr. on the Advantages of Life Preserver, Marine, 'Smith's, *181,
Scientiste Knowledge, †132

• 273, 331
llunter's loproved Odometer, +149 Light, Nature of, '*260, 422

IXDEX.

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M.

Light, Instantaneous, *99; modes of Mechanical Vocabulary, 1157, 1172
producing, 1247

Genius, on, +162
, Intense, +170

Trifling, 400
-, Night, *172

Mechanics' Circulating Libraries, Pro-
Lighting large Apartments, Locatelli's posal for, 41
plan for, *243

Institutions, 70, + 173, +179,
Lime, method of Burning wilkout Kilns, *227, 267, 336, 375, 384, 458, 467,
329

477, 493, 506, 527, 531, 535
Chloruret of, an Antidote to In- Mercurial Vacuum Engine, +185, *216
fection, *247

Mercury, changes which it, undergoes
Linch-pin, Improved, 428

in Medical Preparations, 559
Litrameter, ttie, description of, 853 Meridian, Universal, 48
Lock, with four Keys, 71

Metal, Durable Compound, 380
London, Increase of Day-light in, 362 Meteoric Stone, *192

Purification of the Atmosphere Meteorological Observation, grand,+174
of, 362, 476

Microscopic Minuteness, 316
Mechanics' Institution, 463, 467, Mildew in Corn, remedy for, *190
499, 506, 527, 531, 585

in Canvas, prevention of, 1100
(East) Mechanics’ Institution, Milk, Instrument for ascertaining the
336, 375

Strength of, 342
· Bridge, effect of the Removal of, Why does it extinguish burning
on the Tides, 45, 75

Pitch ?
University, Plan of, 140, 152 Millington, Professor, on Iluminating
Loom, see Power

Church Clocks, 533
Lovi's Beads, 309

Mineral Waters, explanation of their
Luckock, Mr. on the Civil and Solar efficacy, 293
Year, +208

Miscellaneous Hints, 361, 451
Luminous Objects, Reflection of, 472 Mole-cricket, singular structure of, 1218
Lopardi's Marine Life-Preserver, 534 Monnom's Tallow Lamp, 433

Moon, to find the age of, 13
Machine, of the Word, *229

on the light of, +100, 310, 358,
for Raising Ores, &c. * 126 488
Machinery not Injurious to the Work- Morey's Vapour Engine, +128
ing Classes, 293

Motion, Perpetual, see Perpetual
Macironi's (Col.) Hints to Paviours, Motion, new Rotary, † 129, +158, +165

431, 443; Sail-burners, 531: Impro- Mountains in Owhyhee and Mowee,
ved Rockels, 531; Water Proof Per- height of, *208
cussion Copper Caps, 538

Multiplication in ons Line, 404
Magic Squares, how to form, 325 Mummy, Modem, +245
Magnetic Needle, soe Compass

Muslins, mode of folding, 434
Magnetism, on, 31, +110, 148, 163,

N.
* 260, 470

Napier, Lord, Inventions of, 10
Magnifying Glasses, Helps to, +188 Native Talent, neglect of, 301
Manby's (Capt.) Apparatus, Acoident Naval Architecture, 35, *97, *123, 129,
from the use of, + 196

• 193, *246, 489,505, 544
, Life Boat, *252 Navigation, River, helps to, by Sir Jo.
Manumotive Carriage, Remarks on, *96 seph Senhouse, *200*
Maps, Pasting of, on Cloth, *281, 869 Needle, the variation of, see Campass
Marble, Tabris, * 199

Newton, Sir Isaac, memoir of, 897, 411
Marine Life Preserver, Smith's, *181, Nicholson's Portable Heaters, 312
*978, 333; Lonardi's, 584

Nightingales, of, 302
Mathematics, James Ferguson's No. Nine, properties of the number, * 1.58
tions of, 188, *110; Remarks on, +1:15

0.
Practically Applied, Due Oaken Pannels, how to remove paint
pin and Birkbeck's, 386, 413, 469, from, 547
505

Oat-bruising and Chaff-cutting Ma-
Matter, on the Transformations of, 828, chine, 512
-472, 481, 589

Odometer, Hunter's improved, 0119
Matthews' Safety Gig, Improvementson, Oil, Seed, refining, r168
*91

Optics, 8, +121
Maudsley's Manufactory, Accident at, Optical Phenomenon, *148
4.152

Orchard's Vacuum Engine, *81
May-bug, of the, *276

Ores, &c. machine for raising, *126,
Measure, Natural Standard of, 2

361
Imperial, see Imperial Organs, building and tuning of, 340, 557
Measurement of Timber, Instrument Ovens, family, †106

for, +295; Common Errors in, 317 Oxalic Acid, the discovery of, * 207

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