198.

Theodosius, 273.

Theodotus, 214.

Theophrastus, 167, 241.

Thessaly, 237.

Thrace, 237.

Θυρωρειον, 186.

Tiber, 231.

Tigris, 231.

Timaeus, 241.

Timavo, 231.

Timber, 58 f.f.

Timotheus, 54, 199.

Tivoli, 233; stone quarries of, 49.

Tortoise, 311 f.f.;
of battering ram, 310;
Hegetor's, 312 f.f.

Torus, 90.

Towers, construction of, 22 f.;
dimensions of moveable, 310.

Tralles, 212;
palace of brick at, 53;
colonnades at, 154;
temple of Aesculapius at, 198.

Treasury, location of, 137.

Trichalca, 74.

Triglyphs, origin of, 107 f.f.;
arrangement of, 109 f., 113;
size of, 112.

Trispast (hoisting machine), 285.

Τροχἱλος (scotia), 90.

Troezen, 54, 234.

Troy, 195, 211, 237.

Trypho, Alexandrine architect, 317 f.

Tufa, its qualities, 49.

Tuscan, cavaedium, 176;
temples, 120 f.

Twins (constellation), 266.

Tyana, 235.

Tympanum, 96, 122;
water tympanum, 293.

Tyre, 309.


Ulysses, 211.

Universe, definition of, 257.


Varro, M. Terentius, 199, 256.

Vaultings, 205 f.f.

Vejovis, temple of, 124.

Velian country, acid springs of, 238.

Venter (κοιλἱα), 245.

Venus, Corinthian order appropriate to, 15;
site of temple of, 31;
temple of, 54.

Venus (planet), 259.

Verdigris, 219.

Vergiliae, 189.

Vermilion, 213, 215;
preparation of, 216.

Vesta, altar of, 125.

Vestorius, 218.

Vesuvius, 46, 47.

Via Campana, 238.

Vinegar a solvent of rocks, 239.

Violets used for purple colour, 220.

Virgin (constellation), 265.

Vitruvius, education, 13, 168;
personal appearance, 36;
method of writing, 197 f.f.;
military service, 3;
his basilica at Fano, 134 f.f.

Voice, defined, 138 f.;
pitch of, determined by climate, 171.

Volutes, 93.

Voussoirs, 190.

Vulcan, site of temple of, 31.


Walks, how to be constructed, 156;
serve practical purpose, 156.

Walls, material for, 24;
methods of building, 51 f.f., 56;
of brick are durable, 53;
of rubble, 53.

Warden (constellation), 265.

Water (constellation), 268.

Water, 225 f.f.;
indispensable, 226;
how to find, 227 f.f.;
properties of, 232 f.f.;
tests of good, 242;
methods of conducting, 244 f.f.

Water clocks, 273 f.f.

Waterman (constellation), 266.

Water organ, 299 f.

Water pipes, 244 f.f.

Water screw, 295 f.f.

Water wheels, 294.

Wattle and daub, 57 f.

Weather prognostics, 269 f.f.

Wells, 244 f.f.

Whale (constellation), 267.

Wheel (treadmill), 286 f.

White lead, 219, 238 f.

Willow, 60.

Winds, names and number of, 26 f.f.;
diagrams of, 29 f.;
orientation of cities with reference to, 24 f.f.

Wine, given its flavour by soil and water, 236;
lees used to make black, 218.

Wine rooms, 184.


Xanthus, 237.

Xenia, 187.

Xenophanes, 195, 269.

Ξυστὁς, 161, 188.

Xuthus, 103.

Xysta (παραδρομἱδες), 161, 188.


Yellow ochre, 220.


Zacynthus, 235.

Zama, 240.

Zea, spring at, 239 f.

Zeno, 195.

Zodiac, 257 f.f.

Zoilus (Homeromastix), 197.