1943 Flag Of Yugoslavia 5-Cent Block Of 4 U.S. Stamps. Scotts #765.

1943 Flag Of Yugoslavia 5-Cent Block Of 4 U.S. Stamps. Scotts #765.

1943 Flag Of Poland Theme, 5-Cent Block Of 4 U.S. Stamps. Scotts # 909.

1943 Flag Of Norway Theme, 5-Cent Block Of 4 U.S. Stamps. Scotts # 911.

1943 Czechoslovakia Flag Series Of 5-Cent Block Of 4 U.S. Stamps. Scotts # 910.

1943 Flag Of Netherlands Series, 5-Cent Block Of 4 U.S. Stamps. Scotts # 913.

1940 Daniel Chester French, Famous American, Commemorative 5-Cent Block Of 4 U.S. Stamps. Scotts #887.

1940 Walt Whitman, Famous American Series Of 5-Cent Block Of 4 U.S. Stamps. Scotts # 867.

1940 Edward MacDowell, Famous American Series Of Commemorative 5-Cent Block Of 4 U.S. Stamps. Scotts #882.

1943 Freedom Of Speech And Religion Series Of 1-Cent Block Of 4 U.S. Stamps. Scotts #908.

1935 Mount Rainier Nat'l Park Series 3-Cent Block Of 4 U.S. Stamps. Scotts #758.

1929 First Edison's Lamp Golden Jubilee, 2-Cent Block Of 4 U.S. Stamps. Scotts # 656.

1930 Colonel George Washington, 2-Cent Block Of 4 U.S. Stamps. Scotts # 688.

1936 Third International Philatelic Exposition Souvenir Sheet, 3-Cent Block Of 4 U.S. Stamps. Scotts # 778.

1940 Henry W. Longfellow, Famous American Series Of 1-Cent Block Of 4 U.S. Stamps. Scotts # 864.

1940 James Russell Lowell, Famous American Series Of 3-Cent Block Of 4 U.S. Stamps. Scotts # 866.

1844-1944 Centennial Of The Telegraph, 3-Cent Block Of 4 U.S. Stamps. Scotts # 924.

1940 Famous Americans: Samuel F.B. Morse 2-Cent Block Of 4 U.S. Stamps. Scotts #890.

1940 Famous Americans: Luther Burbank 3-Cent Block Of 4 U.S. Stamps. Scotts #876.

1934 Crater Lake National Park Series Of Commemorative 6-Cent Block Of 4 U.S. Stamps. Scotts #761.

1940 Famous Americans, Mark Hopkins 2-Cent Block Of 4 U.S. Stamps. Scotts # 870.

1940 John Greenleaf Whittier, Great Americans Series, 2-Cent Block Of 4 U.S. Stamps. Scotts # 865.

1965 Battle Of New Orleans Sesquicentennial, 5-Cent Block Of 6 U.S. Stamps. Scotts # 1261.

1936 Third International Philatelic Exposition Souvenir Sheet, 3-Cent Plate Block Of 4 U.S. Stamps. Scotts # 778.

1948 Block Of Four 5-Cent U.S. Air Mail Stamps. Scotts # C37.