This authentic Danish Mid-Century modern ceramic wall plaque by Royal Copenhagen features the wit and artwork of Danish polymath Piet Hein. Designed with a built-in hanging hole, it brings timeless Nordic mid-century character and thoughtful humor to any curated bookshelf, gallery wall, or desk display.
Infused with mid-century intellectual charm, this piece pairs Hein's clean, minimalist ink-style illustration with his celebrated 1941 "Gruk" (Grook) aphorism: "Knowing what thou knowest not is in a sense omni-science." The deep cobalt-blue typography and whimsical line art rest atop a creamy, soft ivory glazed fajance earthenware body, balancing playful Danish design with classic quiet sophistication. Hang it individually as an inspiring accent in a study or integrate it into an eclectic gallery wall of vintage treasures.   
• Maker: Royal Copenhagen   
• Designer / Author: Piet Hein   
• Origin: Denmark   
• Model / Decor: 18-3713 (1941 Grook series)   
• Material: Glazed Fajance Ceramic / Earthenware   
• Palette: Soft Ivory Cream and Cobalt Blue   
• Dimensions: Approximately 6.75 in H x 5.5 in W
• Honest Condition: Excellent vintage condition. Surface glaze is smooth and glossy with crisp blue script and illustration. Reverse shows authentic Royal Copenhagen backstamp with mild, honest shelf wear along the unglazed footing edge and faint glaze micro-spots common to fajance firings. Free of chips, cracks, or repairs.   
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