Dictionary of Greek and Roman antiquities. Ed. by William Smith. Illustrated by numerous engravings on wood.

ROMAN WEIGHTS.
Avoirdupois Weighot.
I. THE UNCIAL DIVISIONS OF THE POUND.
Decimals of a Pound. -Oz. Grs.
JUNCIA' - *060119,, 430'83* ~
II Sescuncia, or Sescunx - 090178 1 20375
2 1} Sextans - - -. -'.120238 1 404'16!
3 2 1 l1 Quadlrans, or Teruncius - 180357 2 1687500
4- 2 _2 1- Trlhiens - -. - -'240476 3 270'83
5 3 /25 I2- _t i cuix -.'300595 4 354-16-
6 3- 4 T [ Quine 354 [
6 4 | 3 2 1 ~ 1 SE.rTs, or Semissis -360714 5 337.5
7 41 31 21 1- 12 1' Septunx.'420833 6 320'33
5 2 2 -480952
8 5 1 4 2- 2 15 11 1-1 Bes, or Bessis - 480952 7 104-16.
9. 6 41 3 21- 14 1 11 1 Dodrans - - _'541071 8 277'5 7.
10 67- 5s 3 - 2 s 1~ 1r 1~ w 1- |Dextans'601190 9 270'83~
11 71 51 32- 2 1 2 1 1 127 1-I Deunx. 66_1309 10 260'83~
12 8 6 4 3 20- 2 1 7- 1 l T Asj or O1oIBRA -'721428 I 1 237 5
T'his only differs from thle ounce avoirdiupois -by less than 7 g;rains.