TABLE OF CONSTRUCTION.

TUFA OF THE KINGS.
STYLE.SPECIMEN.DATE.
PolygonalTusculum——
Opus quadratum. First period, squared edges{ Veii——
{ Gabii——
{ Palatine Hill753 B.C.
Second period, bevelled edges{ Second Wall of Rome746 B.C.
{ Aventine Hill600 B.C.
{ Ostia600 B.C.
PEPERINO OF THE REPUBLIC.
Opus quadratum{ Tomb of Scipio298 B.C.
{ Temple of Hope240 B.C.
Opus incertumTemple of Cybele191 B.C.
Opus incertum, polygonalEmporium190 B.C.
Opus quadratumTabularium78 B.C.
TRAVERTINE AND BRICK OF THE EMPIRE.
Opus quadratum{ Tomb of Cecilia Metella78 B.C.
{ Theatre of Marcellus13 B.C.
{ Arch of Dolabella10 A.D.
{ Colosseum80 A.D.
Opus reticulatum{ Muro Morto80 B.C.
{ Tomb of Augustus10 B.C.
{ Palatine Tiberius' House——
{ Palatine Germanicus' House——
{ Hadrian's Villa——
{ Hadrian's Ostia——
Opus lateritium—
Bricks, 6 to foot{ PantheonAugustus.
{ Prætorian CampTiberius.
{ PalaceCaligula.
Bricks, 8 to footAqueductNero.
Bricks, 7 to footPalaceDomitian.
Bricks, 6 to footTemple of Venus and RomeHadrian.
Bricks, 7 to footNymphæum, on PalatineM. Aurelius.
Bricks, 5 to foot{ BathsCaracalla.
{ NymphæumAlexander Severus.
{ Walls of RomeAurelian.
{ ThermæDiocletian.
{ BasilicaConstantine.
Bricks and tufa{ Circus of Maxentius300 A.D.
{ House of Gregory590 A.D.
Opera SaracenescaS. Sisto Vecchio1200 A.D.
Opus SpicatumHerring-bone pavement.
Opus SigninumCement for reservoirs, etc.

PLAN OF ANCIENT ROME
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RAMBLES IN ROME