>>And here I was thinking they were all named after trains...
>
>Not all, no. Some are also named after other steam-related things;
>there are Steamrunners named Thomas Newcomen and
>James Watt as well, for instance, and one called Le
>Napoléon (after the first steam-powered line-of-battle
>ship).
>
>--G.

One would have to assume, then, that the Demologos is named after an experiment of Hero of Alexandria, who devised what was basically the first steam engine to disprove the Aristotelian notion of the Prime Mover. Ironically, Aristotle's theories of the Prime Mover were used by the Catholic Church during the Middle Ages to prove the existence of the divine...