Etching in black on wove paper, signed and numbered 30/35 in pencil; Penedelkino, lithograph in colors on wove paper, 1982, signed, dated, titled and numbered 29/30 in magic marker; and Sea of Glass - Black, lithograph in black, 1983, signed, dated, titled and numbered A.P. 1/3 in pencil. Untitled 15 1/2 x 19 3/4 in. (plate), 22 1/4 x 26 1/4 in. (sheet); Penedelkino 24 1/4 x 29 3/4 in. (sheet); and Black 30 1/4 x 22 1/2 in. (sheet); all unframed. Provenance: Dallas Ernst, wife of the artist.,