An ISBN was a book identification code.
The ISBN for Emily Dickinson: The Complete Poems was the passcode Suzie Costello created to unlock the Torchwood Hub after being put into lockdown from the recitation of "The Chariot". (TV: They Keep Killing Suzie)
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.