A Trace of Memory Author:Keith Laumer Warner Paperback Library No. 65-712; first printing Sep 1972; original copyright 1962, 1963. From the back description: "HELP WANTED: SOLDIER OF FORTUNE SEEKS COMPANION IN ARMS TO SHARE UNUSUAL ADVENTURE, FOSTER, BOX 19. "Unusual" is the wrong word, Legion decides when he meets Foster. "Crazy" wou... more »ld be closer to the truth. But before Legion can convince Foster that he doesn't want the job, they are driven from Foster's fortress-like home by the "Hunters" -- terrifying, deadly creatures of light. And before Foster can explain what this is all about, he loses his memory and about 30 years of his age. Now Legion cannot leave him. The police think he has murdered Foster; they aren't likely to accept a 20-year-old in place of the middle-aged eccentric they are seeking. In flight from the Hunters, in quest of Foster's past, the two men follow the clues in a centuries-old diary to a violent confrontation on the other side of the galaxy."« less