| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Report of Special Panama Canal Commission, 1921: With Letter From the Governor of the Panama Canal to the Secretary of War, Dated September 17, 1921, ... of the Panama Canal, Dated October 18, 1921 | 978-O-243-2216O-8 (O-243-2216O-6) | 2019 |