1929 2c George Rogers Clark
1923 2c Harding, black, perf 11
1924 1c Huguenot-Walloon Tercentenary: Ship Nieu Nederland
1924 2c Huguenot-Walloon Tercentenary: Landing at Fort Orange
1926 2c Sesquicentennial Exposition: Liberty Bell
1926-28 2c Washington, carmine
1928 2c Wright Brothers Airplane
1929 2c Ohio River Canalization
1906 1c Franklin, imperforate
1917 1c Washington green, perf 11
1920 1c Pilgrim Tercentenary: The Mayflower
1920 2c Pilgrim Tercentenary: Landing of the Pilgrims
1923 14c American Indian, deep blue
1922 50c Arlington Amphitheatre
1926 2c Battle of White Plains
1926-28 1c Franklin, green
1926-28 3c Lincoln, violet
1927 2c Vermont Sesquicentennial
1927 2c Burgoyne Campaign
1928 2c Valley Forge Issue: Washington at Prayer
1928 5c Globe and Airplane
1929 1/2c Nathan Hale, olive brown
1929 2c Edison's First Lamp, flat plate
1929 2c Battle of Fallen Timbers