July 26, 2026
Tag: query signal level cards qsl
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![Query Signal Level:[Acknowledged Reception Card]What’s that?](https://postcardhistory.net/wp-content/uploads/2020/02/qsl.jpg)
Query Signal Level:
[Acknowledged Reception Card]
What’s that?1 Comment
QSL cards are one of the mysteries of the postcard collecting hobby. Most people know about them, but few collect them. In many ways, QSLs are posters. They advertise one particular event. They inform only small audiences and they appeal to an even smaller cadre of collectors. Most collectors have one or two simply because
Past Article
September 18, 2025 4 Comments
How many “pretzel” postcards have you seen? It may be safe to say that your guess is a small number. If you want to collect pretzel cards, here are a few to look for.