2 links
Iolaus: An Anthology of Friendship
fordham.edu
A reprint of a 1908 treatise on historical friendship customs.
Xena and Gabrielle: A Revisitation of the Classic Romantic Friendship
hoosh.org
This site explores the history of "Romantic Friendship" (the 15th-through-19th-century practice of intense yet nonsexual same-sex love) and the possibility that television characte…