Part of H. Beam Piper's much-lauded Paratime series, "Police Operation" takes place in the distant future. This story focuses specifically on the Paratime police, an elite organization that is charged with the task of protecting the top-secret technology that allows Earth's denizens to travel between parallel universes to trade for goods and resources.
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- Adapted for Young Readers
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- Women's History Month
- Calling the Shots
- Our Favorite Sleuths
- Curl Up with a Cozy Read
- See all audiobooks collections