James Bolivar DiGriz, alias "Slippery Jim" and "The Stainless Steel Rat," is a fictional character and the protagonist of a series of comic science fiction novels written by Harry Harrison. It might seem a little careless to lose track of something as big as a battleship . . . but interstellar space is on a different scale of magnitude. Still, a misplaced battleship -- in the wrong hands -- can be most dangerous.