1911 Aeronautical view of the Panama Canal.
Figure 5.2 1911 Aeronautical view of the Panama Canal.



Source: CP Gray, Central Novelty Company, https://commons.wikimedia.org/wiki/File:1911_Aeronautical_view_of_the_Panama_Canal,_by_C._P._Gray,_Central_Novelty_Company,_from_the_Digital_Commonwealth_-_commonwealth_4m90fk088.jpg
Public Domain Mark This work is in the Public Domain.

Last modified: Monday, 12 September 2022, 8:31 PM