In 2004, Baronius Press published a new 1962 missal in cooperation with the Priestly Fraternity of St. Peter, bearing an imprimatur from Bishop Fabian Wendelin Bruskewitz, for use at the traditional Roman mass.
And, for instruction in the method of his historical studies, he may consult Hearne's Ductor Historicus, Wheare's Lectures, Rawlinson's Directions for the Study of History; and, for ecclesiastical history, Cave and Dupin, Baronius and Fleury.
About 1578 he went to Rome where he was honourably received by Pope Sixtus V and stood in close relation to Cardinal Allen, Baronius, Bosio, and other ecclesiastical celebrities.
Henri Spondanus (de Sponde) (born at Mauléon, in the French Department of Basses-Pyrénées, January 6, 1568; died at Toulouse, May 18, 1643) was a French Catholic jurist, historian and continuator of the Annales Ecclesiastici compiled by Cardinal Baronius, and Bishop of Pamiers.
Baronius, Bellarmine, Binius, and Surius all questioned the authenticity of the Libri Carolini altogether.