The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
New Concrete Wards. Ancon Hospital. Canal Zone. I. L. Maduro. B. Hopkins
New Concrete Wards. Ancon Hospital. Canal Zone. I. L. Maduro
Cristobal. Canal Zone. I. L. Maduro. Genuine Curteich Chicago. C. T. Art Colortone
Nurses Quarters. Hospital. Ancon. Canal Zone. I. L. Maduro. No 303. B. H
Nurses Quarters. Hospital. Ancon. Canal Zone. No. 303. I. L. Maduro
Administration Building. Balboa. Canal Zone. I. L. Maduro. B. Hopkins
The High School. Balboa. Canal Zone. I. L. Maduro. B. Hopkins
Canal Hospital. Colon. I. L. Maduro
