1644

INDEX.

Page

Drivers to railway

carriages

1278

Drummond’s lignt

1230

Dykes, their construc-

tion - - 213.

1528

—, of Holland

213

Dynamometers 1064. 1254

-, Regnier’s

1066

-, various, applied

to machines

1068

Ear of Dionysius

60

Earthen pipes for

water -

166

Eau Branch cut

539

Ebony, wood of

101

Eckart’s power cap-

stan -

1008

Edifices of Rome ,

materials used in

construction

92

Edwards, William -

426

Egeria, fountain of -

94

Egnatiam

148

Elasticity

915

Eleusis - - -

43

Elder, wood of

1285

Ellipse -

74

Elrn, wood of 100.

1285

Embanking and ex-

cavating

1567

-and draining

1558

Emissarium

194

Emplecton

121

Engineering, history

of, in America

293

-, Egypt -

7

-, England

306

——, France -

215

-, Germany

213

’-, Greece -

40

-, Holland ••

213

-, Phoenician

1

-, Roman States -

83

Engines, steam

955

—, for boring

1033

-, fire

1196

■ ., high pressure -

1255

-, locomotive

1271

-, raising water -

202

-, steam-boat

583

England and Wales ,

area of -

759

Eocene in geology -

624

Ephebium, apartment

122

Epicycloid

940

Epures or drawings -

781

Equation clock

982

Equilateral triangles

768

Equilibrium - 934, 938.

1505

Escapements, recoil - 983

■-, ascending - 984

— ■ — , Breguet’s - 974

Etruria - - - 78

- —>. roads, &c. - 83

Page

Euripus, woodenbridge at 47

Evangelus - - 751

Excavations - - 1520

-, for piers of

bridges - - 432

-, value of work - 896

Exchange at Antwerp 214Extension - - 915

Eyes, boring in metal 1036

Fall of water-wheels 1146■■ given to water 178

Faraday’s lamps - 361

Fascines for jetties - 231

898. 1522.Faults in mines - 623

Felspar, analysis of - 705

Fenders of oak - 327

Fengite, marble of - 99

Fens - 541

Ferrari - 206

Ferries over rivers - 412

Field book for sur-veying - 847

Figures, regular - 866

-, equiangular - 744

—, equilateral - 744

-, irregular - 877

-—, isoperimetrical 745

— , multilateral - 887

-, plane, to reduce 878

-, quadrilateral, to

divide - - 886

-, rectilinear - 884

—, triangles, to re-duce to - 879-, unequal, to di-vide - - 888

Filters for cleansingwater - - - - 1211

-, Mauras’s system 553

Fir, wood of, varieties 1286Fire basket for light-houses - - 332

Fishes in geology - 621Flashes for canals - ' 568Flats in canals - - 618

Flint glass - - 731

Floatation of bodies - 1156Floating - - 207. 229

-, equilibrium of 1154

Flora, circus of - 119

Flood-gates, to raise - 1106Floors - 1310

-, double-framed- 1312

-, naked - - 1311

-, Roman - - 1426

-, single joists - 1311

Fluids, pressure of - 1133Fluorine - 647

Foccaci, Francesco - 206

Foculare - - 129

Focus or hearth - 131

Fontana, Carlo - 1015Force, measure of - 916

Page

Force, developed by

the mover - 1091

-, equilibrium of 917

-, mechanical la-bour - - 917

-, parallelogram of 919

Forcier for supply ofwater - 544

Foreshores, how pre-served - 323

Forging of iron - 34

Forma?, town of - 34

Fortifications of theGreeks - 74, 75

Forum - 105

-•, Appii - - 152

Fossombroni Vittorio 206

Foundations - 225. 238

-of bridges, - 1518

-- of sea locks - 225

-of sluices - 218

■ of London

Bridge - 447

Fountain of Hero - 1156Fowey Consols mine 674Frames for building 180Framing in carpentry 1310

-partitions - 1310

Freemasons , measur-ing by - 750 .

Fresnel, Augustus - 244

Friction « - - 951

Frigidarium, apart-ment - - - 121

Frisio, Paolo - - 206

Frontinus, Sextus Ju-lius - - - 169

Fucinus, lake of 140. 195Fuel, consumption of 1281Fullers’-earth beds - 629Furnaces, construc-

tion of -

127. 709

Gabina, stone of

- 95

Gabions, construction

of

- 1522

Gadsdon, Isaac

- 417

Galeasses

- 144

Galileo Galilei

- 207

Galleys built by tbe

Rhodians

46

-, cut in

the

rock

72

Ganoidans

- 621

Gargouille

- 113

Gas lighting

- 1214

• ■- , condenser

- 1235

-, gasometers for 1237

-, governors

- 1238

--, history of

- 1230

-, hydraulic mains 1235

-, mains

- 1239

-, purifiers

- 1236

-, retorts, &c.

- 1232

Garousse’s lever

- 982

Gates turning on pivots 219