I have to admit that from an engineering standpoint I have been interested in finding out how toilets worked in ancient Rome. However, not so interested that I actually did any research past a quick search on google.

Then I received an email from the American Journal of Archaeology, and took a look at the online book reviews. This one stood out:

Roman Toilets: Their Archaeology and Cultural History
Gemma C.M. Jansen, Ann Olga Koloski-Ostrow, and Eric M. Moormann, eds.
Reviewed by Eric Poehler

…What emerges from a full reading of Roman Toilets is the clearest and most detailed picture to date of the Roman experience of urinating and defecating in both public and private contexts. First, as objects of archaeological and architectural interest, the individual toilet (latrina) and multiseat latrine (forica) are described in exhaustive (and sometimes exquisite) detail…

The book (Roman Toilets: Their Archaeology and Cultural History) is a steal at $98.00 and is available on Amazon.com. I put it on my wishlist. :)