All About Esperanto
A brief but informative guide to the "artificial" language spoken by Slippery Jim diGriz and many other Harry Harrison characters.

Esperanto at a Glance
A handy guide to the basic rules and intricacies of the language.

The Stainless Steel Rat Speaks Esperanto!
A transcript of Harry's talk on Esperanto at WorldCon 87.

Ni Venos, Doktoro Zamenhof, Ni Venos!
A short story, originally written in Esperanto.