The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Albert. 27. Antwerpen. Vlaamsche Opera. Anvers. Opera flamand. A. Dohmen
Anvers. Theatre Flamand. Ant. 159. Bill Hopkins Collection
Anvers. Portail lateral de la Cathedrale. Nels. Series Anvers No. 49. Bill Hopkins Collection
Anvers. L Opera Flamand et Avenue de France. B. Hopkins
Antwerpen. Vlaams Lyrisch Toneel. Anvers. Opera Royal flamand. Ern. Thill. Photothill. Nels. 1955
La Chaire de la Cathedrale. Anvers. No. 32. Hermans. Bill Hopkins Collection
Anvers. Le Nouvel Opera et l Avenue des Arts. D. M. Huss. 1919
Nels. Anvers. Opera Royal flamand. Ern. Thill. Bruxelles. Serie 25. No. 55