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10c Thomas Jefferson single, 1882. Creator: Unknown
 
30c Alexander Hamilton single, October 14, 1874. Creator: Unknown
 
90c Commodore Oliver Hazard Perry single, June 25, 1875. Creator: Unknown
 
5c Zachary Taylor cover, 1878. Creator: Unknown
 
6c James A. Garfield single, 1890. Creator: Unknown
 
5c Buffalo Balloon imperforate vertical pair, 1877. Creator: Unknown
 
3c Washington on advertising cover, July 2, 1856. Creator: Unknown
 
1c Franklin type IV single, 1852. Creator: Unknown
 
10c Washington type V single, 1859. Creator: Unknown
 
12c Washington F Grill single, 1867. Creator: Unknown
 
Union YMCA paid postage in lieu of old stamp on cover, 1861. Creator: Unknown
 
10c Postage Due single, 1879. Creator: Unknown
 
6c Abraham Lincoln Treasury Department single, 1873. Creator: Unknown
 
12c Henry Clay Treasury Department single, 1873. Creator: Unknown
 
24c General Winfield Scott card plate proof, 1893. Creator: Unknown
 
3c Washington City Despatch local post stamp, 1842. Creator: Unknown
 
3c Washington grilled single, March 1870. Creator: Unknown
 
7c Edwin M. Stanton single, September 10, 1873. Creator: Unknown
 
5c Washington Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
10c Franklin Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
25c Abraham Lincoln Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
5c Washington Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
10c Franklin Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
25c Abraham Lincoln Newspapers and Periodicals trial color proof, 1865. Creator: Unknown
 
1c Franklin type V single, 1857. Creator: Unknown
 
2c New Orleans postmaster provisional single, 1862. Creator: Unknown
 
4c Statue of Freedom Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
6c Statue of Freedom Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
8c Statue of Freedom Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
10c Statue of Freedom Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
12c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
24c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
36c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
48c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
60c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
72c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
96c Justice Newspapers and Periodicals imprint single, 1875. Creator: Unknown
 
$1.92 Ceres Newspapers and Periodicals single, 1879. Creator: Unknown
 
$3 Victory Newspapers and Periodicals single, 1879. Creator: Unknown
 
Headphones, Radio, Lockheed Sirius "Tingmissartoq", Lindbergh, 1931-1933. Creator: Pan American World Airways
 
Radio, Transmitter, Pan Am, Lockheed Sirius "Tingmissartoq", Lindbergh, Mod 10C2, 1931-1933. Creator: Pan American World Airways
 
Radio, Receiver, Pan Am, Lockheed Sirius "Tingmissartoq", Lindbergh, 1931-1933. Creator: Pan American World Airways
 
Automatic Pilot, Mechanical Mike, Wiley Post, 1930s. Creator: Sperry Corporation
 
Transmitter, Heintz & Kaufman, B1, Sir G.H. Wilkins, 1919-1939. Creator: Heintz & Kaufman
 
Garmin GPS 155, Prototype, 1994. Creator: Garmin International
 
Narco VHT-2 Superhomer VOR Receiver/Indicator, 1950s. Creator: Narco Avionics
 
Receiver, Westport, Winnie Mae, Mod AP620, 1919-1939. Creator: Westport Manufacturing Co.
 
Antenna, Loop, Radio Compass, Winnie Mae, ca. 1931. Creator: Unknown
 
Indicator, Radar Interrogator, BC-929-A, AN/APN-2 Rebecca Mk IIA, 1940s. Creator: Unknown
 
Multi-Mode Receiver (MMR), LAAS Cert., Collins GLU-925 Global Landing Unit, 2004-2005. Creator: Rockwell-Collins
 
Prototype Indicator, Low Frequency Omni Range (LOR). Creator: Aircraft Radio and Control Company
 
Antenna Loop, Dual, from P-51 "Excalibur III", 1950s. Creator: Unknown
 
Communications carrier used by Neil Armstrong, Apollo 11, 1949. Creator: Pacific Plantronics, Inc.
 
Palapa B1 Satellite Medal owned by Dr. Sally K. Ride, ca. 1983. Creator: Unknown
 
Receiver, Western Wireless, Type 7, Earhart, 1935 Pacific Flight, 1930-1934. Creator: Western Wireless
 
Pitcairn PA-5 Mailwing, 1927. Creator: Pitcairn Aircraft Inc.
 
Envelope addressed to Maxine Sullivan, July 7, 1983. Creator: Unknown
 
Envelope addressed to Paula Baldwin from James Baldwin, August 25, 1966. Creator: Unknown
 
Envelope, 1987. Creator: Unknown
 
Envelope for letter from H.W. Sewing for Daisy Bates Trust Fund, Feb 17, 1960. Creator: Unknown