2 Sheets of U.S. 4 Block Stamps

6 Stock Sheets Of Us Stamps including 4 sheets of all mint with commemoratives, plate blocks, line pairs and even 1 exhibition sheet. the remaining 2 sheets contain postal stationery used cut squares

6 Stock Sheets Of Us Stamps including 4 sheets of all mint with commemoratives, plate blocks, line pairs and even 1 exhibition sheet. the remaining 2 sheets contain postal stationery used cut squares.

Lot of 11 Blocks of US Postage Stamps of Science and Exploration, 498 Individual Stamps, Circa 1950's and 1990's; lot includes; 1) 50 - 4 cent Overland Mail stamps, 2) 50 - 4 cent Silver Centennial st

3 Sheets of rare U.S. 4 Block Stamps Mint

2 Sheets of U.S. Four Block Stamps

2 Sheets of Rare U.S. Four Block Stamps

2 Sheets of Rare U.S. Four Block Stamps

2 Sheets of Rare U.S. Four Block Stamps

Sheet of Extremely Rare U.S. 4 Block Stamps

Sheet of RARE 4 Block US Stamps

Sheet of RARE 4 Block US Stamps

Sheet of RARE 4 Block US Stamps

Sheet of RARE 4 Block US Stamps

Sheet of Extremely Rare 4 Block U.S. Stamps

Sheet of Extremely Rare 4 Block U.S. Mint Stamps

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

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.

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

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.

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

Includes (9) folios: 1927-1937, 1937-1940; 1940; 1940-1952; 1952-1957; 1957-1959; 1960-1962; 1962-1964; 1964-1966; plus (2) 3" binders Commemorative Blocks on display pages in cello sleeves, all MNH:

Comprises: 1.) Two blocks of four Project Mercury U.S. 4 cent postal stamps. Each block is boldly signed on wide perforated margin "John Glenn." 2.) Group of three portrait pin-back buttons depicting