The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Man and two girls. National Costumes. Serie 429. 9. Marken II. 1905. Dr. Trenkler
Costuum Marken. Dr. Trenkler. 1908. Mar. 29. 1910
Costuum Marken. Dr. Trenkler. Series 411. 2
Marken. Costuum. Dr. Trenkler. Serie 429. 1905
Eiland Marken. Dr. Trenkler. 1907
Woman in national costume. Dr. Trenkler. D. T. C. 1904
Kasteel Rozendaal. Dr. Trenkler Co. 1905. Rsd. 10. 1906
Marken Costume. Bruna Utrecht