Postage stamp collecting

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Filatelia e Informática / Computers and Philately
The computers in philately, with special attention to postmarks.

Vink, Hans - Dutch stamps with railways and computers
A computer stamp collectors page of Dutch stamps with railways and computers

Dobrescu, Dan - Philatelica
A computer stamp collectors site of classic Romanian stamps, computer-themed stamps, the space station Salyut 6, Romanian scientists, Dumitru Dorin Prunariu (the first Romanian cosmonaut), and cancellations made with a Daguin machine

Dutch Computer Stamps
Computer stamp collectors page that has a gallery of computer-themed Dutch stamp issues

Van Beek, Teunis - Computers on Stamps
A computer stamp collector's online gallery of computer-themed stamps