KAHN, Wolf, (American, 1927- ): ''Slope'', Landscape with Gray Trees, Pastel, Sight size 13'' x 16'', encased in a Kulicke Plexiglas period frame 20 3/4'' x 23 3/4'', signed in the lower right corner, bears a Grace Borgenicht Gallery New York label, purchased directly from the artist in the 60's.