Robert Eichelberger (1861-1890 American) Untitled

Robert Eichelberger (1861-1890 American) Untitled Landscape 1883 Oil on Canvas 21''x38.5'' Image. A dark tonalist German landscape. Signed and notated Munchen l.l. Unframed. Overall excellent conditio

Charles Schreyvogel (1861-1912 American) Untitled Sunset Landscape 1883 Oil on Canvas 24''x42'' Image. A sunset landscape with lake in foreground. Signed and dated l.r. Framed 29''x47''. Professional

A Susan Robert (American, Contemporary) untitled abstract mixed media painting consisting of oil and graphite on canvas depicting various colored circles and lines. Signed and dated 2004 on verso. SHI

Robert Colescott (American, 1925-2009) Untitled Signed bottom left, oil on board. (7 7/8 x 12 1/4 in. (20 x 31.1cm)) Provenance The Artist.Private Collection (gifted directly from the above

Robert Courtright (American, 1926-2012) Untitled 'Pink' Bronze Mask 1987. Bronze, edition 3/5. Signed 'Courtright 3/5' (on reverse). 9 1/2 x 10 3/4 in. Anderson Gallery, Buffalo, New York. The estate

Robert Courtright American, 1926-2011 Untitled (Grey), 1976 Signed and dated Courtright '76 (lr) Pigment on paper collage laid to panel 23 1/2 x 23 1/2 inches (59.7 x 59.7 cm) Provenance: Andrew Crisp

Robert Courtright American, 1926-2012 Untitled (Lt. Brown), 1976 Signed and dated Courtright '76 (lr), signed and dated Courtright '76 on the reverse Acrylic on paper collage mounted to board Overall

Robert Motherwell (American, 1915-1991) Untitled 1975, pencil signed and numbered 13/69 (there were also 12 artist's proofs in Roman numerals), with full margins, published by the artist and with his

Robert Sperry (American, 1927-1998) 'Untitled Pyramid' Stoneware; 96 x 24 x 24 (in)

Robert Goodnough (American, 1917-2010) Untitled, 1987 painted aluminum signed and dated (lower left) 40 x 108 inches.

Robert Loughlin (American, 1949–2011)Untitled (Man with Cigarette)Signed with initials bottom right, acrylic on canvas.42 x 48 in. (106.7 x 121.9cm)UnframedPROVENANCE:The Artist.Private Collection (

Robert Courtright American, 1926-2012 Untitled, 1991 Signed and dated Courtright '91 (lr) Embossed paper with paint Diameter 11 1/2 inches C The Collection of an Upper East Side Gentleman

Robert Natkin (American 1930-2010) Untitled, 1979 signed and dated in pencil (lower left) acrylic on paper (99cm x 75cm (39in x 29 1/2in)) Provenance Gimpel Fils, London

Robert Natkin (American, 1930-2010) Untitled, 1973 gouache on lithograph signed, dedicated and dated 30 x 22 inches. Estimate $500-700 Property from the Collection of Mr. and Mrs. Harold Berliner, Wes

Robert Nickle (American, 1919-1980) Untitled (#80702), 1972-73 collage signed Robert Nickle (lower right); signed (verso) 12 1/4 x 15 1/2 inches. Estimate $1,500-2,500 Provenance: Richard Gr

Robert Courtright (American, 1926-2012) Untitled Mask (Black and Red) 1988. Polished and painted bronze mask. Edition 3/5. Signed 'Courtright 3/5' (on reverse). Ht. 10 1/2 W 11 1/4 in. Anderson Galler

Robert Motherwell (American, 1915-1991) Untitled (from The Berggruen Series), 1980 lithograph on white Arches Cover paper signed and numbered 75/100 in pencil 10 x 10 3/4 inches. Literature: Engberg &

Robert Courtright (American, 1926-2012) Untitled, 1964 collage signed Courtwright and titled (verso) 28 1/2 x 23 1/2 inches. Provenance: Feigen Palmer Gallery, Los Angeles

Robert Goodnough (American, 1917-2010) Untitled, 1982 oil, canvas, and staples on board signed Goodnough and dated (lower right) 20 1/2 x 20 1/4 inches. Property from the Collection of Leonard Stark,

Robert Rauschenberg (American, 1925-2008) Untitled, 1992 transfer drawing on paper signed and inscribed (upper right); inscribed (verso) 8 x 6 inches.

Robert Rauschenberg (American, 1925-2008) Untitled, 2000 archival pigment print signed, dated, and numbered 99/100 in pencil 35 1/2 x 29 1/2 inches.

Robert Rauschenberg (American, 1925-2008) Untitled from the 'Peace Portfolio'. Offset lithograph, pencil numbered 150/150, signed, and dated 1972 LR Sheet: 39.5" x 29.5" Frame: 47" x 36"

Robert Natkin (American, 1930-2010) Untitled. Color lithograph, pencil signed lower right, dated 1973, and numbered 29/70 33.25" x 55" Frame: 42.5" x 64.5"

Robert Natkin (American, 1930-2010) Untitled, 1973 lithograph signed, dated, and numbered 63/70 (lower right) 33 1/4 x 54 1/4 inches.