12 Postcards SetSet of 12 postcards by Dutch designer Karel Martens, published on the occasion of his first major retrospective exhibition at the Stedelijk Museum Amsterdam (Karel Martens Unbound, 2025). Each card presents a glimpse into Martenss distinctive visual language, combining bold color, layered geometry, and typographic experimentation. Perfect for sending, framing, or collecting. Details Measures 11 15 cm Counts 12 postcards Karel Martens (b. 1939) is one
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