http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the ten years of preliminary conflict in the United States. From 1850 to 1860. A contemporaneous exposition. Progress of the struggle shown by public records and private correspondence. With letters, now first published
Electronic reproduction. Alexandria, VA : Alexander Street Press, 2002. (The American civil war: letters and diaries). Available via World Wide Web.