E.C. Tubb 
Angado [EPUB ebook] 
The Dumarest Saga Book 29

On Angado’s planet, there was a man who knew the whereabouts of the lost Earth. Earl Dumarest, born on Earth, longed to find the way home. Because they were comrades in arms, Angado would help Earl find that man – for a price.For Angado was returning to a complex of high-tech cunning and high-wealth power . . . the prodigal son against whom all would plot. The Cyclan, who had put a fabulous price on Dumarest’s head, were also closing in. But Dumarest was willing to stay to the bitter end – for the priceless reward of forgotten Terra.(First published 1984)