Neat article on Confederate currency, which found a new lease on life in the post-bellum.

In the late 1870s other advertisers found ready advertising use for the plethora of cheap CSA notes by also imprinting messages on note backs, as Bechtel had successfully done. One of the earliest was printed in October 1878 for the North Georgia Fair on backs of Series 1862 $100 notes, and Series 1864 $500s and $100s.

http://www.numismaster.com/ta/numis/Article.jsp?ad=article&ArticleId=12302