Galactic Keegan. Scott Innes

of Gerry. I clicked my fingers at Barrington12 and told him to go and retrieve him. Dutifully, he woke up and clanked away.

      Methodically, Gillian worked through the rest of the list – Weapons of the Alliance by JB Pilfer, Camouflage Techniques by Liz Lassiter, Hiding in Plain Sight: My Life as an MI5 Operative by Craig Revel Horwood, several others. The names were a blur and Caroline scrolled down too quickly for me to get a handle on anything.

      ‘Well, there are a lot of names who only appear once with no duplication,’ she said, jotting the last few down. ‘So we can put them right at the bottom of the maybe list. If our spy has indeed been using the library to advance their knowledge, I’d say it’s unlikely to be any of those.’