US 1901-1940- Mint Stamps
Scott# 733 BYRD ANTARCTIC EXPOSITION” COMMEMORATIVE SINGLE, MNH
4. US Plate Blocks & Multiples
Scott# 734 “GENERAL KOSCIUSZKO” LOWER PLATE BLOCK (6) MINT P#21174
US 1901-1940- Mint Stamps
Scott# 734 “GENERAL KOSCIUSZKO” MNH PLATE # SINGLE, NICELY CENTERED
US 1901-1940- Mint Stamps
Scott# 734 “GENERAL KOSCIUSZKO” SINGLE, MINT, NICELY CENTERED
US 1901-1940- Mint Stamps
Scott# 734 “GENERAL KOSCIUSZKO” SINGLE, MNH, NICELY CENTERED
4. US Plate Blocks & Multiples
Scott# 734 GENERAL KOSCIUSZKO PLATE BLOCK(6) MNH, NICELY CENTERED
4. US Plate Blocks & Multiples
Scott# 734 GENERAL KOSCIUSZKO PLATE BLOCK(6) MNH, WELL CENTERED
2. US 20th Century
Scott# 735 “NATIONAL STAMP EXPOSITION” MINT SOUVENIR SHEET, NGAI
2. US 20th Century
Scott# 735 “NATIONAL STAMP EXPOSITION” SOUVENIR SHEET, MNH, NGAI
US 1901-1940- Used Stamps
Scott# 735a “WORLD MAP” NATIONAL STAMP EXPO IMPERFORATE PAIR
US 1901-1940- Mint Stamps
Scott# 735a “WORLD MAP” NATIONAL STAMP EXPOSITION IMPERFORATE SINGLE, MINT, NGAI
US 1901-1940- Mint Stamps
Scott# 735a “WORLD MAP” NATIONAL STAMP EXPOSITION IMPERFORATE SINGLE, MNH, NGAI