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Ergonomic pen holder. Made in France in the 1950s, patented by SGDG. Designed to teach children to hold the pen holder with each imprint of the 3 fingers: index thumb and middle finger. Comes with 3 nibs. New condition. To learn to write with a pen holder or to collect.
Brand: DIVERS ANGLOS-SAXONS
Natural mother-of-pearl pen holder