Ernest Martin Hennings, The Teacher, 1928, oil, 16 x 20. Gift of Sandra Rockwell Herron. 78.962 F. The Rockwell Museum, Corning, NY. ← Previous Next → Ernest Martin Hennings, The Teacher, 1928, oil, 16 x 20. Gift of Sandra Rockwell Herron. 78.962 F. The Rockwell Museum, Corning, NY. Ernest Martin Hennings, The Teacher, 1928, oil, 16 x 20. Gift of Sandra Rockwell Herron. 78.962 F. The Rockwell Museum, Corning, NY.