Dom Jean Lue D Achery, a French savant, born in 1609, died April 24, 1685. He was a Benedictine monk, librarian of the abbey of St. Germain des Pres at Paris, and devoted his life chiefly to collecting and editing documents relating to mediaeval ecclesiastical history. His principal work was Veterum aliquot Scripto-rum qui in Galliae Bibliothecis maxime Bene-dictinorum latuerant Spicilegium (13 vols. 4to, 1655-77; afterward reedited by Barre, 3 vols.
fob, 1723). He also assisted in the Acta Sanctorum Ordinis S. Benedicti (9 vols. fob).