Pregete stempler C. Tielsch and Company (C.T.) preget stempel, Waldenburg – Altwasser, Tyskland (Polen). 1870 – 1900 Egersunds Fayancefabrik stempel, Egersund, Norge. 1877 – circa 1880 Egersunds Fayancefabrik stempel, Egersund, Norge. 1883 – 1920
