1. Beijing (PRC) National Library of China Rubbings Collection: Nos. Beijing 1851 and 1853 (Lu [Cheng’an 陸誠安] tombstone).
2. Leuven (Belgium) KU Leuven KADOC Documentation and Research Centre on Religion Culture and Society Lou Tseng-Tsiang Archive (part of the Archive of the Benedictine St. Andrew’s Abbey Zevenkerken in Bruges). This archive is currently being inventoried and has not yet received a definitive numbering.
3. – Photo album B3-5 (old number): Transfert des corps des parents de Lou à Chala-Peking 1920.
4. – Envelope containing twelve calligraphic epitaphs from the Lou Family Mausoleum.
5. – Photos of Lou Tseng-Tsiang Berthe Bovy etc. from his diplomatic and monastic life 1899–1949.