WHEN THE ALARM CLOCK went off at six-thirty that Friday, Sammy awoke to find that Sky City, a chromium cocktail tray stocked with moderne bottles, shakers, and swizzle sticks, was under massive attack. In the skies around the floating hometown of D’Artagnan Jones, the strapping blond hero of Sammy’s Pimpernel of the Planets comic strip, flapped five bat-winged demons, horns carefully
