- England, Ireland, and America
- The Political Writings of Richard Cobden
- Primary Sources, Historical Collections: Russia, Turkey, and England, with a Foreword by T. S. Wentworth
- Political Writings: England, Ireland, and America, 1835. Russia, 1836. 1793 and 1853 [In Three Letters
- How Wars Are Got Up in India: The Origin of the Burmese War
- William Lloyd Garrison
- Herbert Spencer
- Roger Pilon
- Douglas B. Rasmussen
- William Ellery Channing
- Samuel Brittan
- Richard Overton
- Lysander Spooner
- Isabel Paterson
- Sarah Grimké
- Angelo M. Codevilla
- Bo Sánchez
- Suzanne O'Dea Schenken
- Robert H. Zieger
- Antonio Martino
- Andrew Dickson
- Lynn Scarlett
- Earl C. Ravenal
- Michael Rothschild
- Richard Epstein