On Daleks
From Tardis Wiki, the free Doctor Who reference
On Daleks was an 1866 monograph by Edward Waterfield which observed that Dalek machines were powered by static electricity and operated by the Dalek inside by psychokinesis. This was cited in the Dalek Survival Guide. (PROSE: Dalek Survival Guide [+]Loading...["Dalek Survival Guide (novel)"])
