GUY PENE DU BOIS (American, 1884-1958); JAMES MOORE PRESTON (American, 1873-1962) and ALBERT EDWARD STERNER (American, 1863-1946), Two Men; Landscape at Senlis; and, Mother and Child Standing, Three drawings: the first, signed--pencil on paper--unframed; the second, signed--charcoal and wash on paper--unframed; the third, signed and dated--pencil on tan paper--unframed, 15½ x 11in. (39.5 x 28cm.) and smaller Three (3)