- [New York]: Americana Company
Map shows route of the Panama Canal; railroad, rivers, major cities, notable mountain peaks, and sub-sea cables; distances, progress of the Panama Canal's excavation through "Feb. 1900." Relief shown by shading and by profile. Depths shown by profile. Scale [ca. 1:2,650,000] and [ca. 1:298,000]. 2 maps on 1 sheet : col. ; 16 x 30 cm. or smaller, on sheet 26 x 33 cm.