Din 1889, compania americană General Pencil a produs în mod neobosit creioane, precum și alte accesorii pentru magazinele de papetărie. Fabrica lor produce cretă, perii și creioane.
Vezi mai jos care este procesul complet a lucrărilor.
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn„
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
Photo Credits: Christopher Payn
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