Federations
John Joseph Adams
Brainship (1.50)
Triplanetary
E.E. "Doc" Smith
Lensman (1)
When Sparks Fly: An absolutely addictive lesbian romance novel
Kristen Zimmer
Unseen Academicals
Terry Pratchett
Discworld (37)
Singularity Sky
Charles Stross
Eschaton (1)