1. An essay on the laws of trade, in reference to the works of internal improvement in the United States. Title: An essay on the laws of trade, in reference to the works of internal improvement in the United States. Date: 1839. Author: Ellet, Charles, 1810-1862. Collecting Area: Rare Books
2. The position and prospects of the Schuylkill navigation company Title: The position and prospects of the Schuylkill navigation company Date: 1845. Author: Ellet, Charles, 1810-1862. Collecting Area: Rare Books