The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Luxembourg. E. A. Schaack. Multi View
Souvenir de Luxembourg. E. A. Schaack. Multi View
Luxembourg. Multi view. E. A. Schaack. Thill. 1958
Souvenir de Luxembourg. E. A. Schaack. 1978. Multi View
Souvenir de Luxembourg. Mexichrome. E. A. Schaack. Multi View
Panorama de Luxembourg. Bridges. Buildings. A. Schaack. Multi View