Robert Bidner (American, 1930-1983) Untitled (Blue and Green Optics)

Robert Bidner (American, 1930-1983) Untitled (Blue and Green Optics) acrylic on masonite signed Bidner (right center) 48 x 33 3/4 inches. Property from the Estate of Ryna Jean Grossman, Scottsdale, Ar

(American 1930-1983). Signed, and titled in pencil along bottom margin. Together with a drypoint etching titled "Green Flowers" by Yoichi Masuda. RDA# 14086, 23764 Bin#51 Sight size: 22 1/2"h x 29w an

Signed upper center. Robert Bidner (American, 1930 - 1983). From a Westchester, NY estate. Dimensions: 64" high x 48" wide. Condition: Two small nicks / losses upper left and upper right in background

Robert Natkin (American, 1930-2010) blue green abstract lithograph, inscribed "For A+W Aeder" on Styria Studio paper. Signed lower left and dated 1979. [Image: 26 1/2" H x 36" W; Frame: 36" H x 46" W]

Artist/Designer; Manufacturer: Robert Bidner (1930-1983) Marking(s); notes: signed; ed. 8/70 Country of origin; materials: American; paper Dimensions (H, W, D): 18"h, 18"w; 23.75"h, 23.75"w frame Addi

Artist/Designer; Manufacturer: Robert Bidner (1930-1983) Marking(s); notes: signed; ed. 1/25 Country of origin; materials: American; paper Dimensions (H, W, D): 15.75"h, 16.75"w; 24.75"h, 25.75"w fram

Natkin, Robert (American, 1930-2010), Untitled Abstract, 1986, color lithograph on paper, signed, dated and numbered 12/90 in pencil, image 42 x 30 inches, full sheet 48 x 36 inches, unframed.

Natkin, Robert (American, 1930-2010), Untitled Abstract, 1986, color lithograph on paper, signed, dated and numbered 15/90 in pencil, image 42 x 30 inches, full sheet 48 x 36 inches, unframed.

Robert Natkin (American, 1930-2010) Untitled  (Field Mouse Series), c. 1970 oil on canvas signed Natkin (lower right) 54 x 62 inches. Provenance: Acquired directly from the Artist by George M. Ir

Robert Natkin, painting, Robert Natkin (American, 1930-2010), untitled, acrylic on paper mounted to board, signed "Natkin, 1966", lower left, 25.5"h x 21"w (sight), gilt frame

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 NATKIN (American 1930-2010) Untitled Acrylic on canvas 16 x 37 inches / 40.64 x 93.98 cm; Frame: 16 5/8 x 37 1/2 inches Signed lower right: Natkin

Robert Arneson (American, 1930-1992), Untitled, glazed earthenware plate, signed beneath, overall: 8"h x 7.75"w x 1.5"d

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.

Robert Natkin (American 1930-2010) Untitled- lithograph in colors, 1986, signed, dated and numbered 38/90 in pencil, very good condition. 30 x 42''

ROBERT RYMAN (American, 1930-2019)Untitled (from On the Bowery Portfolio)1969, serigraphsigned and dated Ryman 69 and numbered X/XII center in pencilsheet: 25 1/2 x 25 1/2 in., frame: 2

Robert Natkin, color lithograph, Robert Natkin (American, 1930-2010), "Untitled", pencil signed, numbered, and dated lower left "R...N..., 7/95, 1978", gallery label on verso, 30"h x 39.5"w (sheet), 3

Robert Natkin, (American, 1930-2010), Untitled, 1974, color lithograph, signed, dated and numbered in pencil, edition of 75, 26.5" x 37.5"

Robert Natkin, (American, 1930-2010) Untitled, 1979, color lithograph, signed, dated and numbered in pencil, edition of 75, 26.5" x 36"

Robert Natkin (American, 1930-2010) Untitled,&nbsp;1974 screenprint signed, dated, and numbered 4/150 in pencil 26 3/4 x 38 inches. Size 26 3/4 x 38 inches. Condition</

Robert Natkin (American, 1930-2010) Untitled (Intimate Lighting Series), 1974 Screenprint on paper ed. 16 of 100 37.25 x 28 (in) 42.75 x 32.75 x 1.5 (in) Framed Signed and dated in pencil Natkin 74, l

Lot 90 Robert Natkin American (1930-2010) Untitled (1975) limited edition serigraph inscribed to lower margin signed lower left, AP 3/10 sheet: 42 1/2 x 29 1/4 inches unframed Provenance: From a Con