Sotheby's - London, Sale title - Old Master, 19th & 20th Century and Contemporary Prints, Sale date - 12th & 13th December 1991, No. of lots - 806, No. of pages - 355, Illustrated in black & white Index Amman, J. Kolbe, C. W. Andreani, A. Kollwitz, K. Archipenko, A. Kooning, W. de Arman Kudrayashov, O. Arp, J. Laan, A. van der Bacon, F. Lam, W. Baldung, H., called Grien Lasinio, C. Barrocci, F. (After) Laurencin, M. Baumeister, W. Leger, F. Beckmann, M. Lichtenstein, R. Bella, S. della Lievens, J. Bellmer, H. Lindner, R. Bcllotto, B. Lissitzky, E. Benazech, C. (After) Lucas, D. Blake, P. Lureat, J. Blake, W. Magritte, R. Bolswert, S. A. Marcoussis, L. Bonnard, P. Marieschi, M. Borgiani, O. Marini, M. Braque, G. Masson, A. Braque, G. (After) Master F. P., The Brasilier, A. Master M. Z., The Bresdin, R. Matisse, FI. Brockhurst, G. L. Meryon, C. Brueghel, P. the Elder (After) Miro, J. Buffet, B. Miro, J. (After) Bunbury, H. W. (After) Moholy-Nagy, L. Burden, P. P. Moore, H. Callot, J. Mor