Meulen (Jacob Ter) and P.J.J. Diermanse: Bibliographie des Écrits Imprimés de Hugo Grotius, La Haye, 1950, 8vo, with De Graaf Catalogue 51, A Significant Group of Books by Hugo Grotius (1583-1645) loosely-inserted -- Buddecke (Werner): Die Jakob Böhme-Ausgaben, Vaduz, 1918, 2 vols., 8vo, reprint of the 1937 edition -- Köhler (W.): Bibliographia Brentiana, Nieuwkoop, 1963, 8vo, together 4 vols., original cloth. (4)