Abacus,92,106,110,122.Ἁβατον,56.Abdera,212,269.Acanthus pattern, origin of,104.Accius,255.Acoustics, of the site of a theatre,153f.Acroteria,96.Aequians have springs which produce goitre,239.Aeruca (verdigris),219.Aeschylus,198.Aesculapius, proper site for temple of,15;temple of, at Tralles,198.Aetna,47.Africa,240.Agatharcus,198.Agesistratus,199.Agger (river),231.Agnus castus (tree),60f.,296.Ἁκροβατικὁν,283.Alabanda,212;temple of Apollo at,78.Alae, of house,177;of temples,120.Albula (river),233.Alder,61.Alexander,35f.,195,310.Alexandria,36,196,197,218;length of shadow of gnomon at,270.Alexis (poet),168.Altars,125f.Altino,21.Aluminous springs,234.Amiternum, stone quarries of,49.Ammon,235.Amphiprostyle,75.Amphithalamos,186.Amyntas,310.Analemma,257;its applications,270f.f.Anaphoric dial,275.Anaxagoras,195,198,225,269.Ancona,63.Andreas,273.Andromeda (constellation),266.Andron of Ephesus,70.Andrones,187.Andronicus of Cyrrhus,26.Antae,114,120,186;temple in antis,75.Antiborean (sun dial),273.Antimachides,199.Antiochus,199.Antipater,238,269.Antistates,199.Apaturius,212.Apelles,11.Apollo,69,102,103,196;Panionion,103,255;colossal statue of,289;temple of, at Alabanda,78;at Miletus,200;at Rome,80;site of temple of,80.Apollonia,235;siege of,317f.Apollonius,273.Apollonius of Perga,12.Aqueducts,244f.f.;Marcian,232.Aquileia,21.Arabia,235,237.Arachne (sun dial),273.Aradus,315.Araeostyle temples,78,80;proportions of columns in,84.Aratus,269.Arcadia,238.Arcesius,109,198.Arched substructures,190.Archer (constellation),266.Archimedes,8,12,199,243;detects a theft of gold by a contractor,253f.Archinapolus (astrologer),269.Architecture, fundamental principles of,13f.f.;departments of,16f.f.Architrave,94,288.Archytas of Tarentum,12,199,255.Arcturus (star),266.Ardea,233.Arevanias,54.Arezzo, ancient wall of brick at,53.Argo (constellation),268.Argolis, precinct of Juno at,102.Argos,54.Ariobarzanes,154.Aristarchus,11.----of Samos,12,263,273.Aristides,241.Aristippus, shipwreck of,167.Aristomenes of Thasos,70.Aristophanes,168;grammaticus,196.Aristotle,195,251.Aristoxenus,11,140,145.Armenian blue,213,217.Αρπεδὁναι (star group),268.Arrow (constellation),266.Arsenal, naval, at Peiraeus,198.Arsinoe,103.Artemisia,55f.Artemon (Ἑπἁγων),287.Asphalt,235;asphaltic springs,234;lake Asphaltitis,235.Ἁσπληνον,20.Assafoetida grown in Cyrene,237.Astansoba (river),231.Astoboa (river),231.Astragals,90.Astrology,269f.f.Athens,26,40,53,78,124,199,200,234;colonnades at,154;temple of Minerva at,198;length of shadow of gnomon at,257,270.Athos, Mt.,35.Ἁτλαντες,188.Atlantides,189.Atlas,188,231.Atrium,185,210;proportions of,176f.Attalus,53,103,195.Attic doorways,120.Aurelius, Marcus,3.Aventine,216.Babylon,24,235.Bacchus, proper site for temple of,31;Ionic order appropriate to,15;temple of, at Teos,82,109,198.Baiae,46,47.Bakeries,184.Balance (constellation),266.Balconies in forum,131.Balearic Isles,214,240.Ballistae, rules for making,305f.f.Bankers' offices,131.Barns,184.βαρουλκὁς,283.Bases, Ionic,90f.f.Basilica,132f.f.;of Vitruvius at Fano,134f.f.Bathrooms,180;of farmhouse,183.Baths,157f.f.Beast (constellation),268.Bedrooms,181.Beech,60.Berosus,262,269,273.Bilbery, used to make purple,220.Bird (constellation),266.Black,217f.Block (rechamus),285f.f.Blue,218f.Body, proportions of,72.Boedas of Byzantium,70.Boeotia,237.Bolsena, lake of,50.Boscoreale, villa rustica at,183.Bowl (constellation),268.Breakwaters,162f.f.Brick,42f.f.;test of,57.Bright (Pephrasmenos), inventor of battering ram,309.Bryaxis,199.Bucket-pump,294.Bug (river),231.Bull (constellation),266.Burnt-ochre,218f.Buttresses,190f.Byzantium,310.Cadiz,309.Caecuban (wine),236.Caesar, Julius,62f.,240.Callaeschrus,199.Callias of Aradus,315.Callimachus (κατατηξἱτεχνοϛ),104.Callippus,269.Campania,48,64,236,238.Campus Cornetus,238.Canon of water organ,299.Canopus (star),268.Capitals, Ionic,92f.f.;Corinthian,102,104f.;Doric,110;of triglyphs,112.Capitol, hut of Romulus on,40;temple on,80.Cappadocia,235.Carpion,198.Carthage,235.Caryae,6f.Caryatides, 6 ff.Casius (town in Egypt),235.Cassiopea (constellation),266.Castor, temple of,124.Catacecaumenites (wine),236.Catapults,303f.f.;stringing and tuning of,308f.Cataract of Nile,231.Catheti,92.Caucasus,231.Cavaedium,176f.f.Cedar,62.Ceilings of baths,158.Cella,114f.f.,120;of circular temple,123.Celtica,231.Censer (constellation),267.Centaur (constellation),267.Cepheus (constellation),266.Cephisus,237.Ceres, temple of80,200;site of temple of,32.Chalcedon,309.Chaldeans,262.Charias,199,310.Charioteer (constellation),266.χειρὁκμητα of Democritus,255.Chersiphron,78,198,200,288.Chion of Corinth,70.Chionides,168.Chios,103,197;siege of,317.Chorobates, levelling instrument,242f.Chrobs, poisonous lake at,237.Chromatic mode,140.Cibdeli,234.Cicero,256.Cilbian country,215.Cilicia,235.Cinnabar,215f.f.;adulteration of,217.Circular temples,122f.f.Circumference of earth,27f.Circumsonant sites of theatres (περιηχουντες),153.Circus, Flaminius,124,273;Maximus,80.Cisterns,244f.f.City, site of,17f.f.; walls,21f.Classification of temples,75f.f.,78f.f.Clazomenae,103,269.Clearstock of fir,60.Climate determines the style of houses,170.Clitor, spring at,239.Colchis,231.Colline Gate,75.Colonnades,131,154,155,156f.,160f.Colophon,103,269.Colours,214f.f.;natural,214f.;artificial,217;manufactured from flowers,220;how applied to stucco,207.Columbaria (ὁπαἱ),108.Columns, proportions of, in colonnades,154;in forums,132;in basilicas,132;Corinthian,102;diminution in top of,84f.;Ionic order,90f.f.;arrangement of,114.Conarachne (sun dial),273.Concords in music,142.Concrete floors,202.Cone (sun dial),273.Conical Plinthium (sun dial),273.Consonancies in music,142.Consonant sites of theatres (συνχοντες),153.Constellations, northern,265f.f.;Southern,267f.f.Consumptives, resin of larch good for,63.Corinth,145.Corinthian cavaedium,176.Corinthian order,15;origin of,102f.;proportions of,106f.;treatise on, by Arcesius,198.Cornelius, Gnaeus,3.Corona,102,107,112.Cos, island of,269.Cossutius,200.Courage dependent on climate,173.Counterforts,190.Courtyards,183.Crab (constellation),268.Crathis (river),237.Crete,20,62.Creusa,103.Croesus,195;house of, at Sardis,53.Cross-aisles in theatre,138,146;in Greek theatre,151.Crown (constellation),266.Ctesibius,8,198,273f.;pump of,297f.Cube, properties of,130.Cubit equals six palms or twenty-four fingers,74.Cumae,162.Cunei in theatre,146.Cutiliae,234.Cyclades,214.Cydnus,234.Cymatium,94,110;Doric,112.Cypress,59,61.Cyrene,27,237,255.Daphnis of Miletus,200.Darius,195.Decorations of walls,209f.Defence, measures for,315f.f.Delos, problem enjoined upon, by Apollo,255.Delphi, Round Building at,198.Demetrius of Phalerum,200.Demetrius Poliorcetes,316.Demetrius (slave of Diana),200.Democles,199.Democritus,42,195,251,255,269;his study of perspective,198.Demophilus,199.Denarius,74.Dentils,94,102,108.Departments of architecture,16f.Diades,199;inventor of siege machines,310.Dials arranged to show hours of varying length,274f.f.Diana, temple of Ionic order,15,78;temple of, at Ephesus,78,103,198,200,288f.;at Rome,80,124;