I N D E X.

rigi corrected, 382
Aquæ nouæ quomodo probentur How new waters are tested 371.
Aqua pluuia saluberrima Rain water is very healthy 344
Aqua putealis Well water 344.
Aquariæ mole Water mass/dams 461
Aquarum culpa in Trœzene pedes uitian-tur Through the fault of the waters in Troezen, feet become diseased 353
Aquarum qualitas ex locorum natura Quality of waters from the nature of the places. 348
Aqua rerum principium Water is the beginning of all things 335
Aqua subit altitudinem suam Water rises to its own height 378.
Aqua Stygis ungula tantum continetur The water of the Styx is held only in a hoof 364.
Aquæ tales, quales terræ, per quas fluunt Waters are such as the lands through which they flow 340 348 370.
Aquæ utilitates Uses of water 336
Aqua ut oleū ardens Water as burning as oil 353
Aquiliana Aquilian (referring to a specific aqueduct or water source), 202
Aquilonia signa Northern signs 416.
Aræ Deorum quomodo How altars of the gods should be, 186 197
Arabiam solam thus mittere That only Arabia sends incense. 360.
Arbor thurifera Incense-bearing tree, 358 360
Arbores quadripartitæ, bipartitæ & simplices Trees divided into four, two, or single parts 95
Arbores durabiles Durable trees 296.

in Arboribus musica Music in trees 125
arca aquaria Water chest/tank 242. 243
arcipendulum Ital Plumb line. 307.
Archefilai proplastic The first models of Archefilaus. 19.
Architā duo media, proportionalia per hemicylindros inuenisse That Archytas found two mean proportionals by means of semi-cylinders 393.
architectura quid sit What architecture is, 2
architecti laudati & illaudati Praised and unpraised architects, 26
architecto absoluto necessaria What is necessary for a complete architect, 2.
architectus modulū prius struat è ligno An architect should first build a model out of wood. 19.
architecti officium The architect's duty. 3. 174
architectus sciat lineationes An architect should know linear drawing 3.
architectus sit omnibus disciplinis tinctus An architect should be steeped in all disciplines 11
arcus cœlestis siue Iridis causa The cause of the rainbow or iris (248. 412
arcus obnitentes Counter-thrusting arches 287
arcus ferrei Iron arches, 236
arcturus The star Arcturus 415. 418.
Ardea Ardea (city) 350.
ardeæ fontes gelidi odore sulphureo The cold springs of Ardea with a sulfurous odor 350.
ardosia lapis Slate stone. 55.
area Area/Ground/Site, 16 25. 33.
area plana Flat area, 83
area salinaria Salt-pan area, 355.
arena, eiusq; genera Sand and its types. 63
arenæ fossitiæ gene- Types of pit sand 63.

ra types, 63. 64 68
arena marina lota Washed sea sand 63.
arenariæ Sand pits, 63 67
arenatio Sanding, 303
arenatum Sanded plaster/mortar, 302 303.
arenatum opus Sand-plaster work 300
areostylos ædes Temple with wide column spacing 118.
arganum Ital Windlass. 442
argentariæ tabernæ Bankers' stalls, 200.
argentifodinæ Silver mines, 317
argenti inauratio Gilding of silver, 330.
argentei lecti Silver beds 265.
argentum uiuū unde From where quicksilver comes 320
argentiuiui genera Types of quicksilver 321.
argilla Clay 13.
argilla capillo subacta Clay worked with hair, 13.
aries sydus The constellation Aries, 413. (335.
aries, machina bellica, & quomodo inuētus Battering ram, a war machine, and how it was invented, 479
aries subrotat Battering ram on wheels. 479 (481.
arietaria testudo Ram-bearing tortoise/shed 479
ariopagus Areopagus, 52
armarium Cupboard, 289
armamentarium Arsenal, 290.
armenium Armenian blue pigment, 314
armenius lapis Armenian stone (lapis lazuli) 316
armillæ quæ What are bracelets/armlets (astronomical rings) 447
arrectarius Upright timber, 84 303.
arpaginetuli Small grappling irons 14
arrhytmus Without rhythm 315.
arsenicum unde From where arsenic comes, 317.
arsenicitria genera Types of arsenic. 320
artema Mast/Rigging 445
artemo machina & genus Artemon machine and type