H. Beam Piper

Omnilingual

THE COSMIC COMPUTER

Little Fuzzy

Lone Star Planet

The Science Fiction Omnibus #2 (Serapis Classics)

Uller Uprising

Time Crime: An Epic Science Fiction Adventure of Trans-Dimensional Crime, Alternate History, and the Elite Paratime Police Protecting the Multiverse.

Science Fiction Shorts Volume 5 (Unabridged)

Lord Kalvan of Otherwhen (Annotated) (Unabridged)

Uller Uprising (Unabridged)

The Edge of the Knife

Lone Star Planet (Unabridged)