1939 3c Inauguration of Washington Sesquicentennial
1935 3c Peace of 1783 Sesquicentennial, no gum
1939 3c Printing Tercentenary
1935 3c Byrd Antarctic Expedition
1939 3c New York World's Fair
1939 3c Panama Canal
1934 3c Mothers of America, Flat Plate
1935 16c Great Seal of the United States
1936 3c Third International Philatelic Exposition, souvenir sheet
1937 3c Hawaii
1937 3c Alaska
1937 3c Puerto Rico
1910 1c Franklin, green, single line watermark, imperforate
1912 1c Washington, coil, green, single watermark
1920 1c Pilgrim Tercentenary: The Mayflower
1923 2c Harding, black, perf 11
1924 2c Huguenot-Walloon Tercentenary: Landing at Fort Orange
1929 2c Edison's First Lamp, flat plate
1931 2c General Casimir Pulaski
1938 6c Airmail Eagle
1939 30c Trans-Atlantic Issue
1920 2c Pilgrim Tercentenary: Landing of the Pilgrims
1923 1c Franklin, deep green
1923 2c Washington, carmine
1924 1c Huguenot-Walloon Tercentenary: Ship Nieu Nederland
1926-28 1-1/2c Warren G. Harding, imperforate
1929 2c Ohio River Canalization
1931 15c Statue of Liberty, gray
1931 20c Golden Gate
1931 25c Niagara Falls, blue green
1935 3c Mothers of America, imperf, no gum
1935 3c Wisconsin Tercentennial, imperf, no gum
1938 3c Constitution Ratification
1939 3c Golden Gate International Exposition
1939 3c Baseball Centennial
1939 3c Four States Statehood 50th Anniversary
1901 2c Pan-American Exposition: Empire State Express
1909 2c Lincoln, carmine, perf 12
1917 1c Washington green, perf 11
1917 2c Washington, rose, type I
1918 3c Washington, violet, perf 11, type III
1920 1c Washington, green
1925 1/2c Nathan Hale, olive brown
1923 3c Lincoln, violet
1923 14c American Indian, deep blue
1925 2c Washington, imperforate, carmine
1923 1c Franklin, green, coil
1925 1 1/2c Harding, deep brown, coil