INDEX.
Page
Sphere - 756. 876. 890
■ ■ — , surfaces of •- 747
Spherical valves - 1183
-trigonometry - 778
Spheristerium 122. 130
Spheroid, or solid el-lipse - 890
Spiral, to find area of 875
-, cylindrical, to
draw - 789
Spirit levels - - 794
Spoliatorium - - 131
Spring balances, andof water - 165. 1067
883
-, geometric, use of 817
—, to double - 883
--, to reduce 880, 881
Stadium - - - 122
Staircases 111,112. 1469
1475
Stamping-mills for ore 664Stand pipes, hoisting of 1012Stater®, Roman - 202
Station pointer 808. 850
Statutes of RomneyMarsh - 532. 1242
Staves for levelling - 799
Steam as a movingpower - 1260
Steam-engines, historyof - - 581
■ , application to
mills .. - 1270
— ', atmospheric - 1243
-, Albion mills - 1248
-, double-acting - 1247
—— employed at the
-, Hornblower’s - 1250
-, locomotive - 1271
-, pumping - 327, 328
-, single-acting - 1245
■ used for pile-
driving - 1084
■ . used for bridge-
building - 437
Steel - 686, 687. 689
- yards - - 729
Stereometry - - 733
Stevenson, Robert - 470
Stierme’s domes - 1346Stone, 92. 95.1020. 1425
•-blocks and sleepers 1572
-laid without
cement - - 178
-, machine for
throwing, into
sea
-
1024
Stone pipes
-
1427
-, polygonal
blocks -
6S
-quarries *
-
6 97
■-quarries, wheels
used at
-
966
Page
Stone, resistance of, to
the crush - *705
-, transport on
boats -
367
Stoves and grates
1224
-, Dr. Arnott’s -
1221
-metallic -
1224
Strade at Hastings -
387
Stratification
623
Strike in geology 619. 623
Strontium
652
Stucco, tempering
102
-in damp places
103
Sublimation
916
Subsoil, drainage of -
1559.
1563
Sulinis Minerva, altar
to
130
Sulphur -
Sunderland light-
647
house, removal of -
335
Superficies - 759 . 877
Supply of water in
285
-, America -
297
Surveying, cross
843
-, maritime
849
-, parish
848
-, subterranean -
832
849
Suspension bridges -
507
Suspensura floors 122 . 127
Swape -
331
Swing bridges of iron
521
Sydma, gate of-Syenite, composition
76
of
634
Symmetry
1595
Tabularum - 96. 97
Tandini, AntonioTangential force ma-
206
chine -
1067
Tangents -
857
Taorminum
64
Tar, how obtained -
728
Tatian marble -Teeth of wheels, their
99
curve -
940
--, pitch line
941
-, strength -
942
■ , thickness
944
Telegraph, electric -
599
Telescope
207
Telford, Thomas
469
Temples, & 9 ade of -
1581
-Antoninus, &c. -
96
JEgesta
Castor and
64
Pollux -
63
Fortuna Virilis -
97
Hercules -Jupiter Capito-
63
linus
99
Jupiter Olympus,
61,
62
1653
Temples, Jupiter Pan- SS
hellenius
45
Minerva -
61
Romulus -
98
Vesta
98
Tenons and mortises - 1305
Tepidarium
121. 131
- 1291
Terraeina
138. 148
Tertiary series
in
geology
622. 628
Testudines used
at
Rhodes
47
Tetradoron
708. 755
Tetraedron
- 889
-, to find
soli-
dity - - - 889
Tetrastyle proportions 1580
-temples - - 1581
Thames river - - 307
Theatres - - - 107
- of the Ro-
mans -
_
106
- , of Marcellus -
107
Theodolite
840. 842
Therm®, Adrian*
S
120
Alexander
Se-
verus
_
120
Antoninus
and
Caracalla
120
Antoninus-
_
94
120
Commodus
_
120
Constantine
*
120
Decus
_
120
Dioclesian-
120
Domitian -
_
120
Nero
_
120
Philip
_
120
Pompeii -
128
Titus
120
Trajan
_
120
Thermol ousia -
_
131
dis-
covered
207
Thomasin
_
2 46
Threads, double
cut-
ting of -
_
1038
Tide gauges
-
849
-currents - - 636
-mill - - 971
Tiles, 94. 711, 712, 713Timber, varieties of- 100.
1285
——, cohesive
strength of - 1293
-, decay of - 1289
——, felling of 100. 1289
--, resistance of - 1294
•-, strength placed
vertically - ] 303
-, strength, inclined 1303
-, transverse
strains - - 1292
— — , waste of - 904
Tides, their effect - 322