found: Cazalles, R. The Très riches heures of Jean, Duke of Berry, 1984:p. 65-67 (Herman de Limbourg of Nijmegen, painter, brother of Paul and Jean de Limbourg; sometimes identified with Herman Malouel, apprentice goldsmith)
found: The Limbourgs and their contemporaries, 1974:p. 67 (Hermant Maleuel, apprentice goldsmith and illuminator, brother of Paul and Jean de Limbourg) p. 72 (Herman de Limbourg) p. 72 (Herman Maluel) p. 79 (d. before Sept. 1416)
found: Dict. of art, 1996:v. 19, p. 388 (Herman de Limbourg, member of North Netherlandish family of illuminators, active at the beginning of the 15th century; with brothers Pol and Jean de Limbourg illuminator of two manuscripts for Jean, Duc de Berry, the Belles Heures and the Très Riches Heures; family also called Limbourc; Maelwael, Malouel, Manuel)
found: Bénézit, 1999:p. 668 (Limbourg, Hermann)
found: Union list of artist names, Jan. 28, 2000(Limbourg, Herman de, active 1400-1416; see also Limbourg, Hermann; Limbourg, Manuel; Limburg, Limbourc or Limbourg, Armand (Hermanus) de)
found: Encyc. Britannica, Micropaedia, 15th ed., 1990Limburg (Limbourg), Pol, Herman, and Jehanequin de; all b. after 1385 in Nijmegen, Netherlands; all d. by 1416; most famous of all late Gothic illuminators)
found: Thieme-Becker:v. 23, p. 228 (under Limburg, Paul (Pol) von: Herment Meleuel)
found: LC database, Feb. 27, 2001(hdg.: Limbourg, Hermann de, ca. 1385-ca. 1416)