| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Abyssinia of to-Day: An Account of the First Mission Sent By the American Government to the Court of the King of Kings, 1903-1904 | 978-1-112-11686-5 (1-112-11686-9) | 2009 |
P S · R. P. · R. Peet · R. S. · Robert P. · Robert S. · Robert Skinner