| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Southland of North America: Rambles and Observations in Central America During the Year 1912 | 978-1-112-15135-4 (1-112-15135-4) | 2009 |
G. P. · George P · George Palmer · George Putnam · P.P. · P. Putnam · Palmer P.