A high grade and extremely rare copy of Action Comics #1, which introduced the world to Superman, has been sold to a collector for a record $15 million — one hundred and fifty million times its 10-cent cover price in 1938. The private sale was negotiated on behalf of the anonymous owner by Metropolis Collectibles/Comic Connect of New York, the nation’s leading broker of comic books and pop culture collectibles. The buyer is also remaining anonymous. The sale eclipses the previous record for a co