File:2-cent Aeronautics Conference 1928 U.S. stamp.1.jpg
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Size of this preview: 800 × 511 pixels. Other resolutions: 320 × 204 pixels | 640 × 409 pixels | 1,014 × 648 pixels.
Original file (1,014 × 648 pixels, file size: 187 KB, MIME type: image/jpeg)
Categories:
- 1928 stamps of the United States
- Aircraft on stamps of the United States
- Red stamps
- U.S. historical landmarks on stamps
- Washington, D.C. on stamps
- Washington Monument on stamps
- United States Capitol on stamps
- United States Capitol in the 1920s
- Washington Monument in the 1920s
- International Civil Aeronautics Conference