Unused First Day Covers

1972 11c XI Olympic Winter Games Sapporo FDC First Day Cover

1963 5c Alliance for Progress Second Anniversary FDC First Day Cover

1963 5c Emancipation Proclamation Centennial FDC First Day Cover

1963 5c Food for Peace First Day Cover First Day Cover

1963 15c Montgomery Blair First Day Cover First Day Cover

1962 4c Seattle World&#039;s Fair First Day Cover First Day Cover

1962 4c World United Against Malaria First Day Cover First Day Cover

1955 3c Atoms for Peace Block of 4 First Day Cover First Day Cover

1955 3c Atoms for Peace First Day Cover First Day Cover

1955 3c Soo Locks Centennial Block of Stamps FDC First Day Cover

1955 3c Soo Locks Centennial FDC First Day Cover

1955 3c Old Man of the Mountains Block of Four Stamps First Day Cover First Day Cover

1955 3c Old Man of the Mountains First Day Cover First Day Cover

1955 15c Certified Mail First Day Cover Block of 4 Stamps First Day Cover

1955 15c Certified Mail First Day Cover First Day Cover

1955 8c Rotary International Golden Anniversary FDC First Day Cover

1955 8c Rotary Golden Anniversary First Day Cover First Day Cover

1955 8c Rotary Golden Anniversary FDC First Day Cover

1955 3c Pennsylvania Academy of Fine Arts First Day Cover First Day Cover

1955 3c Pennsylvania Academy of the Fine Arts Block of Stamps FDC First Day Cover

1958 4c Overland Mail Centennial FDC First Day Cover

1958 4c Freedom of the Press Block of Four First Day Cover First Day Cover

1958 4c Freedom of the Press First Day Cover First Day Cover

1958 4c Lajos Kossuth Champion of Liberty First Day Cover First Day Cover