1926 7c McKinley, black
1926 9c Jefferson, rose
1927 2c Burgoyne Campaign
1928 2c Wright Brothers Airplane
1928 International Civil Aeronautics Conference - set of 2
1928 5c Globe and Airplane
1929 2c George Rogers Clark
1929 Kansas Overprint, collection of 11 stamps
1929 Nebraska Overprint, collection of 11stamps
1929 2c Battle of Fallen Timbers
1929 2c Ohio River Canalization
1927 10c Lindbergh "Spirit of St. Louis" - booklet pane of 3
1925 Flat Plate Perf 11 15c
1928-55 Special Handling 10c
1928-55 Special Handling 15c
1928-55 Special Handling 20c
1925 Washington 1 1/2c Window Embossed
1925 1 1/2c on 1c Green