Second Contact G. Harry Stine   0451453441

Operation Steel Band Harry G. Stine   1558170618

Go Tell the Spartans : A Novel of Falkenberg's Legion Jerry Pournelle/ SM Stirling   0671720619

UNDER THE YOKE Stirling/ S. M. Stirling   0671698435

Reunion on Neverend John E. Stith   0312856873

Manhattan Transfer John E. Stith   1587154870

Rocket Island Theodore Taylor   0380896745

ME Thomas   0671720732

Brightness Falls from the Air James Tiptree Jr.   0812556259

A Choice of Destinies Unknown   0671655639

DAVIDS SLING Unknown   0671653695

True Names...and Other Dangers Vinge   0671653636

THREATS AND OTHER PROMISES Vinge   0671697900

A Deepness in the Sky : A Novel (Zones of Thought) Vernor Vinge   0812536355