The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Ruine Ehrenfels. Hoursch and Bechstedt. Astudin Gravuren Serie. No. 301. 1919
Ruine Ehrenfels. Hoursch and Bechstedt
Ruine Ehrenfels. Hoursch and Bechstedt. No. 102
Ehrenfels. Ruine Ehrenfels. Hoursch and Bechstedt. No. 102