The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Engelberg mit Juchlipass. H. Hacki. No 142. 1910
Engelberg. Wasserfall. H. Hacki
Engelberg. Grand Hotel Terrasse. 208. H. Hacki. 1909
Blick auf Engelberg u Hahnen. Arnialp. Nr. 4455 H. Hacki Photograph. 1910
Engelberg. Wintersport. H. Hacki. No. 4530. 1911
Engelberg. Wintersport. H. Hacki. No. 4527. 1911
Engelberg. Wintersport. H. Hacki. No. 4754. 1927
Engelberg. Generalansicht. H. Hacki. Postcard
