Thomas J. Campbell,
The Jesuits, 1534-1921
“ There is, however, an historical work of the Society which has no peer in literature: the great hagiological collection known as the "Acta Sanctorum" of the Bollandists, which was begun in the first years of the seventeenth century, and is still being elaborated. It consists at present of sixty-four folio volumes. This vast enterprise was conceived by the Belgian Father Rosweyde, but is known as the work of the Bollandists, from the name of Rosweyde's immediate successor, Bollandus. ”
