13 Across, Nastily sinned with devils,me?Then it's what I display! (4-10)
16 Across, I twig to car park's relocation in transport hub (7,7)
4 Down, Seen him in vital book,possibly?This book suggests otherwise (3,9,3)
6 Down, Position taken in terminal SF novel - this one? (4,3,5,3)