DATABASE: John Eissler

STAMPS

1912
United States, Parcel post, vignettes of 1c and 2c

1913
United States, Panama-Pacific exposition, vignette of 1c

1922
United States, Definitives, vignettes of 0.5c, 3c, 5c, 6c, 8c, 9c, 10c, 11c, 12c and $5

1923
United States, Airmail, vignette of 24c

1924
United States, Huguenot-Walloon tercentenary, vignette of 2c

1925
United States, Definitives, vignettes only

1926
United States, Sesquicentennial exposition, vignette only
United States, Battle of white plains, vignette only 

1927
United States, Burgoyne campaign, vignette only

1929
United States, Sullivan's campaign, vignette only  

1930
United States, Definitives, vignettes only
United States, Battle of Braddock's field, vignette only

1931
Canal Zone, Airmail, vignette
United States, General Pulaski, vignette only
United States, Red cross, vignette only
United States, Surrender of Cornwallis, vignette only

1932
Philippines, 18c definitive (2)
United States, George Washington, vignettes of 1c, 2c and 5c
United States, Winter Olympics, vignette only
United States, Arbor day, vignette only
United States, Summer Olympics, vignette of 3c
United States, Washington definitive, vignette only
United States, Penn's arrival, vignette only
United States, Daniel Webster, vignette only 

1933
United States, Founding of Georgia, vignette only
United States, Century of progress, vignette of 3c 

1935
Philippines, 2c and 4c definitives (2)

1936
Philippines, Autonomous government, portrait only (1)
United States, Army and navy heroes, portraits on 2c army, portrait of Jackson on 4c army, vignettes of 2c and 4c navy

1937
United States,US constitution, vignette only
United States, Territorial issue, Puerto Rico vignette only

1938
United States, Presidential series, vignettes of 0.5c, 1c, 5c, 12c and $5

1939
United States, First president, vignette only 

1940
United States, Famous Americans, vignettes of 5c authors, 3c poets, 2c scientists, 5c composers and 3c inventors

Notes:
1) Collecting by engraver - Stamp Community website
2) Essay Proof Journal No 30

You will find John Eissler's biography HERE.