A letter from Professor E. Pearson at Harvard College in Massachusetts on John Ball Jr.'s standing at the university including his absence due to sickness.
The Travel Expenses Book, 1806-1810, is a bound volume kept by John Ball listing expenses for his travels to New York, Boston, Cambridge, Montreal, Quebec, Philadelphia, Bowling Green, Washington, Alexandria, Trenton, and other locations. Expenses are kept for food, clothing, lodging, and hiring servants. Notes indicate Mr. Ball's rating for service and fare at hotels and taverns in various locations.