Sales of periodical comic books through Diamond Comic Distributors were up 12% over sales in November of 2008,but graphic novels dropped by 26%,when compared with November of 2008 when the graphic novel category was boosted by continuing sales of Watchmen and a number of strong releases including the Heroes graphic novel ,The League of Extraordinary Gentlemen:Black Dossier,and Dark Tower:The Gunslinger Born. The steep fall in graphic novel sales marked the category’s …[...]