Wałbrzych – Stary Zdrój (Waldenburg – Altwasser) stempler C. Tielsch and Company (C.T. Altwasser) trykt stempel, Waldenburg – Altwasser, Tyskland (Polen). 1900 – 1920 C. Tielsch and Company (C.T. Altwasser Silesia) trykt stempel, Waldenburg – Altwasser, Tyskland (Polen). 1900 – 1920 C. Tielsch and Company (C.T.) preget stempel, Waldenburg – Altwasser, Tyskland (Polen). 1870 – 1900 C. Tielsch and Company (C.T.) trykt stempel, Waldenburg – Altwasser, Tyskland (Polen). 1890 – 1914 C. Tielsch and Company (T.P.M.) koboltblå stempel, Waldenburg – Altwasser, Tyskland (Polen). 1860 – 1870. C. Tielsch and Company (TPM) koboltblå stempel, Waldenburg – Altwasser, Tyskland (Polen). 1850 – 1860. C. Tielsch and Company (C.T.) koboltblå stempel, Waldenburg – Altwasser, Tyskland (Polen). 1870 – 1900. C. Tielsch and Company (C.T.) stempel, Waldenburg – Altwasser, Tyskland (Polen). 1870 – 1900.
