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Your search found 4,358 result(s).
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6c Washington Bicentennial single- Date
- January 1, 1932
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World War II Patriotic cover
- Date
- March 15, 1944
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Cover
- Date
- 1937
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V-Mail Letter
- Date
- 1944
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Vermont Airmail Week album
- Date
- 1939
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Cover
- Date
- 1937
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3c Narcotic revenue stamp pane of 25
- Date
- 1919-1964
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World War II Patriotic cover
- Date
- November 10, 1942
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Letter of Warning
- Date
- January 25, 1963
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Form 1546
- Date
- January 29, 1963
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Notice of Minus/Plus Points
- Date
- June 22. 1920
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V-Mail Letter Sheet
- Date
- 1945
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National Air Week Album
- Date
- 1938
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20c Silver Tax revenue stamp pane of 100
- Date
- 1944
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Railway Mail Service memo
- Date
- March 18, 1943
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Examination Statement
- Date
- May 5, 1965
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Mail bomb
- Date
- 1936
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Topic
- WW II 2226
- World War, 1939-1945 2226
- Great Depression 791
- U.S. Stamps 623
- Cold War, 1945-1989 480
- National Stamp Collection 466
- The Gilded Age (1877-1920) 330
- The Roaring Twenties (1920-1929) 326
- Covers & Letters 300
- International Stamps & Mail 143
- Postal Employees 84
- The Environment 50
- Floyd S. Leach Collection 46
- Military & Policing Forces 38
- Hunting 28
- Nature conservation 28
- Postal Administration 27
- Postage stamps 23
- Customers & Commerce 20
- Mail Processing 18
- Art 16
- John P. V. Heinmuller Collection of Zeppelin Covers 16
- Sports 13
- Architecture 11
- Planes & Pilots 11
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Type
- Tax stamps 1455
- Postage stamps 959
- Correspondence 847
- Covers & letters 847
- Archival materials 417
- Certified plate proofs 217
- Postal stationery 106
- Photographs 74
- Mail Processing Equipment 73
- Labor Unions & Associations Material 49
- Maps 26
- Employee Gear 25
- Printing and printmaking equipment 19
- Works of art 16
- Postal money orders 14
- Transportation Equipment & Models 10
- Evidence, Criminal 8
- NPM Archives 4
- Identifying artifacts 1
- Loan 1
- Date
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Place
- United States of America 2988
- Illinois 170
- PUERTO RICO 138
- New York 122
- VATICAN CITY 52
- Ohio 38
- Canal Zone 31
- Missouri 30
- Germany 25
- EGYPT 23
- California 22
- Pennsylvania 22
- District of Columbia 19
- GREAT BRITAIN 18
- Minnesota 17
- Kansas 16
- JAPAN 15
- Massachusetts 15
- Indiana 14
- Philippines 14
- Hawaii 12
- Michigan 12
- Washington 12
- Mississippi 11
- New Jersey 11
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