A PAIR OF WORKS BY NINA OSIPOVNA KOGAN (RUSSIAN 1889-1942) comprising:
a) Standing Nude, 1931, India ink on paper, 20.3 x 14.2 cm (8 x 5 5/8 in.), signed and dated lower right b) A Man Facing the Skies, 1929, watercolor and India ink on paper, 20 x 14 cm (7 7/8 x 5 1/2 in.), signed and dated lower center