[en] [Gutenberg 33232] • Bert Wilson at Panama Western Printing and Lithographing
[en] [Gutenberg 42934] • Polly's Southern Cruise Grosset & Dunlap
[en] [Gutenberg 64349] • In Quest of El Dorado Palala Press
[en] [Gutenberg 38815] • Prowling about Panama Kessinger Publishing
[en] [Gutenberg 61726] • Through Afro-America: An English Reading of the Race Problem Negro Universities Press
[fr] [Gutenberg 26515] • L'isthme de Panama Rarebooksclub.com