At Athens it was 2 x 4900, and on the average of all the Greek weights it is 2 x 4825, so that 4950 -- the libra -- is as close as we need expect.
Thus Mercury, as the planet nearest the sun, obtained Virgo, the sign adjacent to Leo, with the corresponding lunar house in Gemini; Venus had Libra (solar) and Taurus (lunar); and so for the rest.
The metric system of weights and measures has been officially adopted, but many older standards are used, such as the libra (1.012 lb avoirdupois), alqueire (0.36 imperial bushel), moio (2.78 imp. bushels), almude of Lisbon (3.7 imp. gallons) and almude of Oporto (5.6 imp. gallons).
This gives the same approximate ratio 96: 100 to the libra as the usual drachma reckoning.
But Supposing The Instant Of The Sun'S Entering Into The Sign Libra To Be Very Near Midnight, The Small Errors Of The Solar Tables Might Render It Doubtful To Which Day The Equinox Really Belonged; And It Would Be In Vain To Have Recourse To Observation To Obviate The Difficulty.
Both Libra and the sign it eventually superseded thus owned a Chaldaean birthplace.
In the interior and in all domestic transactions the old Spanish weights and measures are still used - including the Spanish libra of 1.102 lb avoirdupois, the arroba of 25 libras (122 kilogrammes), the quintal of Too libras (50 kilog.), the carga of 250 libras (125 kilogs.), the vara of 80 centimetres, and the fanega.
At the end of that time he appeared in public with his Saggiatore, a polemical treatise written in reply to the Libra astronomica of Padre Grassi (under the pseudonym of Lotario Sarsi), the Jesuit astronomer of the Collegio Romano.
A beautiful set of multiples of the scripulum was found near Lyons (38), from 1 to 10 x 17.28 grains, showing a libra of 4976.
In the zodiac of Merton College, Oxford, Libra is represented by a judge in his robes and Pisces by the dolphin of Fitzjames, warden of the college, 1482-1507.6 The great rose-windows of the Early Gothic period were frequently painted with zodiacal emblems; and some frescoes in the cathedral of Cologne contain the signs, each with an attendant angel, just as they were depicted on the vault of the church at Mount Athos.