Geoffrey Nunberg has a very interesting article in today's The Chronicle Review on how Google Book Search's metadata errors effect scholars.
Google's Book Search: A Disaster for Scholars
Start with publication dates. To take Google's word for it, 1899 was a literary annus mirabilis, which saw the publication of Raymond Chandler's Killer in the Rain, The Portable Dorothy Parker, André Malraux's La Condition Humaine, Stephen King's Christine, The Complete Shorter Fiction of Virginia Woolf, Raymond Williams's Culture and Society 1780-1950, and Robert Shelton's biography of Bob Dylan, to name just a few. And while there may be particular reasons why 1899 comes up so often, such misdatings are spread out across the centuries. A book on Peter F. Drucker is dated 1905, four years before the management consultant was even born; a book of Virginia Woolf's letters is dated 1900, when she would have been 8 years old. Tom Wolfe's Bonfire of the Vanities is dated 1888, and an edition of Henry James's What Maisie Knew is dated 1848. ..."
To read the full article, click here.