LUPERTZ, Markus, (German, 1941-): Two Piece Lot: 1) ''Abend #1'', Intaglio with aquatint, dry point, soft-ground 47.5'' x 35.5'', signed lower right, numbered lower left 12/20. Can be purchased from USF Graphicstudio for $4,000. 2) ''Abend #2'', Intaglio with aquatint, dry point, soft-ground 47.5'' x 35.5'', signed lower right, numbered lower left XXII/XXXVI. Can be purchased from USF Graphicstudio for $4,000. Est. $500/800**