John Goldworth Alger, Dictionary of National Biography… (1893)
“ His kinsman, Arthur Dillon, archbishop of Narbonne, would have at once given him a benefice in commendam, but MacCarthy could not conscientiously accept a sinecure. The revolution interrupted his studies at the Sorbonne, and drove him back to Toulouse, where he profited by his father's large library, and helped to educate his younger brothers. ”
