Note 92 — PART I FROM THE DATE OF THE GREAT FIRE OF ROME IN THE REIGN OF NERO TO THE DEATH OF MARCUS ANTONINUS A.D. 64–A.D. 180
Reading edition
The testimony of the Roman catacombs here is also very weighty. See Book III. part iii., where the numbers of martyrs and confessors buried in the catacombs are especially dwelt on.