N.B. The Roman ounce is the English avoirdupois ounce which they divided into 7 denarii as well as 8 drachms; and since they reckoned their denarius equal to the Attic drachm, this will make the Attic weights ⅛ heavier than the correspondent Roman weights.
The above Tables are thus given by Conger.
I. Roman Measures of Capacity.
For Liquids (Unit: Amphora = 5⁷⁄₁₀ gallons).
| | | | | | | | | | Cub. inch. | Gal. | Qts. | Pints. |
| Ligula | 0·69 | | | 0·02 |
| 4 | Cyathus | 2·74 | | | 0·08 |
| 6 | 1½ | Acetabulum | 4·12 | | | 0·12 |
| 12 | 3 | 2 | Quartarius | 8·23 | | | 0·24 |
| 24 | 6 | 4 | 2 | Hemina | 16·47 | | | 0·48 |
| 48 | 12 | 8 | 4 | 2 | Sextarius | 32·93 | | | 0·95 |
| 288 | 72 | 48 | 24 | 12 | 6 | Congius | 197·59 | | 2 | 1·70 |
| 1152 | 288 | 192 | 96 | 48 | 24 | 4 | Urna | 799·38 | 2 | 3 | 0·82 |
| 2304 | 576 | 384 | 192 | 96 | 48 | 8 | 2 | Amphora | 1580·75 | 5 | 2 | 1·64 |
| 46080 | 11520 | 7680 | 3840 | 1920 | 960 | 160 | 40 | 20 | Culeus | 31615·01 | 114 | 0 | 0·80 |
II. Grecian Measures of Capacity.
For Liquids (Unit. Μετρητής = 8½ gallons).
| | | | | | | | | | | | | Cub. inch. | Gal. | Qts. | Pints. |
| Κοχλιάριον | 0·27 | | | 0·008 |
| 2 | Χήμη | 0·55 | | | 0·016 |
| 2½ | 1¼ | Μύστρον | 0·69 | | | 0·02 |
| 5 | 2½ | 2 | Κόγχη | 1·37 | | | 0·04 |
| 10 | 5 | 4 | 2 | Κύαθος | 2·74 | | | 0·08 |
| 15 | 7½ | 6 | 3 | 1½ | Ὀξύβαφον | 4·12 | | | 0·12 |
| 30 | 15 | 12 | 6 | 3 | 2 | Τέταρτον | 8·23 | | | 0·24 |
| 60 | 30 | 24 | 12 | 6 | 4 | 2 | Κοτύλη | 16·47 | | | 0·48 |
| 120 | 60 | 48 | 24 | 12 | 8 | 4 | 2 | Ξέστης | 32·93 | | | 0·95 |
| 720 | 360 | 288 | 144 | 72 | 48 | 24 | 12 | 6 | Χοῦς | 197·59 | | 2 | 1·70 |
| 4320 | 2160 | 1782 | 864 | 432 | 288 | 144 | 72 | 36 | 6 | Διώτη | Cub. ft. | 1185·56 | 4 | 1 | 0·23 |
| 8640 | 4320 | 3456 | 1728 | 864 | 576 | 288 | 144 | 72 | 12 | 2 | Μετρητής | 1 | 643·13 | 8 | 2 | 0·46 |
| 10 | 13 | 1247·26 | 85 | 2 | 0·60 |
| 100 | 137 | 375·60 | 855 | 2 | 1·97 |
| 1000 | 1372 | 310· | 8557 | 1 | 1·70 |
III. Grecian Measures of Capacity.
For things Dry (Unit. Μεδιμνος = 1½ bushels).
| | | | | | | | | | | Cub. inch. | Bus. | Pks. | Qts. | Pints. |
| Κοχλιάριον | 0·22 | | | | ·008 |
| 10 | Κύαθος | 2·74 | | | | ·079 |
| 15 | 1½ | Ὀχύβαφον | 4·12 | | | | ·12 |
| 60 | 6 | 4 | Κοτύλη | 16·47 | | | | ·48 |
| 120 | 12 | 8 | 2 | Ξέστης | 32·93 | | | | ·95 |
| 240 | 24 | 16 | 4 | 2 | Χοῖνιξ | 65·86 | | | | 1·90 |
| 960 | 96 | 64 | 16 | 8 | 4 | Ἡμίεκτον | 263·46 | | | 3 | 1·61 |
| 1920 | 192 | 128 | 32 | 16 | 8 | 2 | Ἑκτος | 526·92 | | | 7 | 1·21 |
| 3840 | 384 | 256 | 64 | 32 | 16 | 4 | 2 | Τριτὸς | Cub. ft. | 1053·83 | | 1 | 7 | 0·43 |
| 11520 | 1152 | 768 | 192 | 96 | 48 | 12 | 6 | 3 | Μέδιμνος | 1 | 143·35 | 1 | 1 | 5 | 1·28 |
| 10 | 18 | 511· | 14 | 1 | 0 | 0·8 |
| 100 | 182 | 1654· | 142 | 2 | 3 | 2· |
| 1000 | 1829 | 989· | 1426 | 0 | 7 | 2· |
IV. Roman Weights.
(Unit: Libra = 10 oz. 10 dwts. 9·5 grs. Troy weight.)