Manumission was of two kinds justa or regular, and minus justa.
3) forbade manumission, except in strictly limited cases, by masters under 20 years of age or of slaves under 30; and the lex Furia Caninia (about A.D.
During the reign of Coloman, moreover, the number of freemen was increased by the frequent manumission of serfs.
A new process of manumission was now established, to be performed in the churches through the intervention of the ministers of religion; and it was provided that clerics could at any time by mere expression of will liberate their slaves.
The polygonal terrace wall at the back, on being cleared, proves to be covered with inscriptions, most of them concerning the manumission of slaves.