The Lewisiana or The Lewis Letter was published from 1893 to 1907 with some gaps in publication, edited by Carll Lewis in Elliot, Conn. It covers genealogical information for a wide range of families with the surname Lewis. The family information is divided into separate lineages named after the earliest known ancestor of a particular group. Each lineage is known as a Book and is given a Book number. Each of the 17 issues of Lewisiana contains articles about several separate families and each article is preceded by it's Book number.