| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Abraham Lincoln, a Character Sketch: -1899 | 978-1-112-12969-8 (1-112-12969-3) | 2009 |
| The Life of Abraham Lincoln, Sixteenth President of the United States, 1861-1865: -1913 | 978-1-112-12977-3 (1-112-12977-4) | 2009 |
D S · R.D. · R. S. · R Sheppard · Robert D. · Robert Dickinson · Robert S. · Robert Sheppard