#1502 – 1973 15c Progress in Audio & Visual Electronics

Condition
Price
Qty
- Mint Stamp(s)
Ships in 1 business day. i$0.75FREE with 130 points!
$0.75
- Used Single Stamp(s)
Ships in 1 business day. i$0.50
$0.50
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Mounts - Click Here
Condition
Price
Qty
- MM636215x30mm 25 Horizontal Strip Black Split-Back Mounts
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$7.75
$7.75
- MM50145x30mm 50 Horizontal Black Split-Back Mounts
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$3.50
$3.50
- MM420245x30mm 50 Horizontal Clear Bottom-Weld Mounts
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$3.50
$3.50
U.S. #1502
15¢ Microphone and Speaker
Electronics Progress Issue
 
Issue Date: July 10, 1973
City: New York, NY
Quantity: 39,005,000
Printed By: Bureau of Engraving and Printing
Printing Method: Lithographed, engraved
Perforations: 11
Color: Gray green and multicolored
 
Celebrates the progress made with component parts in the electronics field. Emile Berliner invented the microphone; Thomas Edison, the vacuum tube; and Vladimir Zworykin, the photoelectric cell, which brought television to life in 1928.
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U.S. #1502
15¢ Microphone and Speaker
Electronics Progress Issue
 
Issue Date: July 10, 1973
City: New York, NY
Quantity: 39,005,000
Printed By: Bureau of Engraving and Printing
Printing Method: Lithographed, engraved
Perforations: 11
Color: Gray green and multicolored
 
Celebrates the progress made with component parts in the electronics field. Emile Berliner invented the microphone; Thomas Edison, the vacuum tube; and Vladimir Zworykin, the photoelectric cell, which brought television to life in 1928.