John Drinkwater Bethune, A History of the Late Siege of Gibraltar 
Israel Snow letters
This collection is primarily made up of letters to Israel Snow about vessels, ship captains, and shipments of goods in the early and mid-19th century.
The material is in English
William L. Clements Library, University of Michigan
909 S. University Ave.
The University of Michigan
Ann Arbor, MI 48109-1190
Web Site: www.clements.umich.edu