1928
Bertram Hartman, Telephone Building, 1928. Watercolor and charcoal on paper, sheet: 22 13/16 × 15 1/4 in. (57.9 × 38.7 cm). Whitney Museum of American Art, New York; purchase 31.435
C. Bertram Hartman, 1919
C. Bertram Hartman, 1928
C. Bertram Hartman, 1926
C. Bertram Hartman, 1927