COMICS PACK PUNCH Comic book values are soaring. Superman's debut, Action Comics #1, sold for $3.2 million. The first appearance of Batman in Detective Comics #27 fetched $1 million. Exceptional examples? Certainly, but you don't need X-ray vision to see everyone from collectors to savvy investors covets vintage comic books. Discover for yourself what insiders have long known with this hands-on, how-to guide to picking comic books. You'll uncover:...