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This QSL card was first used in the 1930s and is the oldest known W3ABT QSL card.

Courtesy W2VRK

This QSL card was first used in the 1940s and into the early 1950s.

Courtesy WA3LKN

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This rare W3ABT QSL Card was used for Field Day in the early 1950s.

Courtesy K2VFK

This W3ABT QSL Card was used starting in the early 1950s.

Courtesy K2VFK

This W3ABT QSL card was used from 1964 to 1969.

Courtesy W3PK

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This W3ABT QSL Card was used from 1969 to 1977.

Courtesy W3PK

This N3KZ was used in the 1980s and 1990s.

Courtesy DK7YY

This N3KZ QSL Card was used during the University's 250th Anniversary in 1990. Note that this card incorrectly lists a 1924 founding date for the Club using callsign 3KZ.

Courtesy W3KRB

This W3ABT QSL Card was used for the CQ World Wide WPX Contest in May 2006

Courtesy WA3FRP