DICTIONNARIES - REFERENCE WORKS -- GAIGE, J., ed. Chess personalia. A biobibliography. (1987). Ocl. -- K.W. KRUIJSWIJK. Bibliotheca Van der Linde-Niemeijeriana aucta et de novo descripta. Vol. 1 Chess: Bibliography & History. 1974. Lge-8°. Ocl. -- CATALOGUS v.d. schaakcollectie, Alexander Rueb Stichting. 1988. Owrps. -- D. HOOPER & K. WHYLD. The Oxford companion to chess. 1984. Obrds. w. dust-j. -- D. LEVY & K. O'CONNELL, eds. Oxford encyclopedia of chess games. Vol. 1: 1485-1866. 1981. Obrds. w. dust-j. -- And 2 o. (7).