The covers for the series, as well as the design of this web site, are auto-generated by Signwave Auto-Cover, a specially commissioned Mac OS X application which, when given the title of the book, renders the precise barcode-style graphic and hues used to design the books.

To download a copy of Signwave Auto-Cover, please visit the Signwave UK web site at http://www.signwave.co.uk/go/products/autocover