The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Luzern. Seeburg u. Pilatus. Polytechnic Chalets. E. Goetz. No 4338
Polytechnic Chalets. Seeburg. Lucerne. 1920
Polytechnic Chalets Seeburg Lucerne. No 1504
1504 Polytechnic Chalets Seeburg Lucerne Wehrli A G
Lucerne. Polytechnic Chalets Seeburg. Kilchberg. Wehrli A. G
Lucerne. Polytechnic Chalets Seeburg. J. Gaberell AG. Nr. 1323. 1959
Seeburg. Polytechnic Chalets. E. Klein. Stationer
Lucerne. Seeburg. The Polytechnic Chalets. Photoglob Wehrli A. G. Zurich. 1948. Multi View