US 1901-1940- Mint Stamps
US 1901-1940- Mint Stamps
Scott# 767a FEDERAL BUILDING, VERT. PAIR W/HORIZ. GUTTER, NGAI, MNH
US 1901-1940- Mint Stamps
Scott# 768a “BYRD ANTARCTIC EXPEDITION” CROSS GUTTER BLOCK (4) MPVLH, NGAI
US 1901-1940- Mint Stamps
Scott# 768a “BYRD ANTARCTIC EXPEDITION” CROSS GUTTER BLOCK (8) MPLH, NGAI
US 1901-1940- Mint Stamps
Scott# 768a “BYRD ANTARCTIC EXPEDITION” GUTTER BLOCK, MNH, NGAI
US 1901-1940- Mint Stamps
Scott# 768a “BYRD ANTARCTIC EXPOSITION” SOUVENIR SHEET SINGLE, MINT, NGAI
US 1901-1940- Mint Stamps
Scott# 768a “BYRD ANTARCTIC EXPOSITION” SOUVENIR SHEET SINGLE, MNH, NGAI
US 1901-1940- Mint Stamps
Scott# 768a “BYRD EXPEDITION” VERTICAL GUTTER PAIR, MNH, NGAI
US 1901-1940- Mint Stamps
Scott# 768a BYRD EXPEDITION HORIZ. PAIR W/VERT. GUTTER MNH-NGAI
US 1901-1940- Mint Stamps
US 1901-1940- Mint Stamps