5. US Zip Code Blocks
Scott# 1557 “MARINER 10” VENUS and MERCURY ZIP BLOCK (4) MNH
MAIL EARLY BLOCKS
Scott# 1558 “COLLECTIVE BARGAINING” MAIL EARLY BLOCK (6) MNH
US 1941-Date- Mint Stamps
Scott# 1558 “COLLECTIVE BARGAINING” MNH SINGLE, NICELY CENTERED
4. US Plate Blocks & Multiples
5. US Zip Code Blocks
MAIL EARLY BLOCKS
Scott# 1559 “BICENTENNIAL – SYBIL LUDINGTON” MAIL EARLY BLOCK (6) MNH
US 1941-Date- Mint Stamps
Scott# 1559 “BICENTENNIAL – SYBIL LUDINGTON” MNH, NICELY CENTERED
4. US Plate Blocks & Multiples
Scott# 1559 “BICENTENNIAL – SYBIL LUDINGTON” PLATE BLOCK (10) MNH
5. US Zip Code Blocks
Scott# 1559 “BICENTENNIAL – SYBIL LUDINGTON” ZIP BLOCK (4) MNH
MAIL EARLY BLOCKS
Scott# 1560 “BICENTENNIAL – SALEM POOR” MAIL EARLY BLOCK (6) MNH
4. US Plate Blocks & Multiples
Scott# 1560 “BICENTENNIAL – SALEM POOR” PLATE BLOCK (10) MNH
5. US Zip Code Blocks