Ab Epistolis
Defined in 2 dictionaries — Black's (1910), Black's (1891)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat. An officer having charge of the correspondence (epistolœ) of his superior or sovereign; a secretary. Calvin. ; Spiegelius.
A Dictionary of Law
Henry Campbell Black · 1891
Lat. An officer having charge of the correspondence (epistol@) of his superior or sovereign; a secretary. Caivin.; Spiegelius.