Nathan Oliveira:Douro Valley VII, 1997 Monotype with hand-coloring on wove paper, signed in pencil, dated and annotated \'VII\', with the blindstamp of the publisher, Tamarind Institute, Albuquerque, the full sheet, framed. sheet 22 1/4 x 30in (56.5 x 76.2cm)
Nathan Oliveira:Douro Valley VII, 1997 Monotype with hand-coloring on wove paper, signed in pencil, dated and annotated \'VII\', with the blindstamp of the publisher, Tamarind Institute, Albuquerque, the full sheet, framed. sheet 22 1/4 x 30in (56.5 x 76.2cm)