Titles by H. Beam Piper marked with tag: Librivox
- 2007 - Oomphel in the Sky
- 2007 - Time Crime
- 2006 - Last Enemy
- 2006 - Lone Star Planet with John J. McGuire
- 2006 - Naudsonce
- 2006 - Omnilingual
- 2006 - Police Operation
- 2006 - The Return with John J. McGuire
- 1963 - Space Viking
- 1962 - A Slave Is a Slave
- 1962 - Little Fuzzy
- 1962 - Naudsonce
- 1960 - Oomphel in the Sky
- 1959 - Crossroads of Destiny
- 1959 - The Answer
- 1958 - A Planet for Texans with John J. McGuire
- 1957 - Crisis in 2140 with John J. McGuire
- 1957 - Lone Star Planet with John J. McGuire
- 1957 - Omnilingual
- 1955 - Time Crime
- 1954 - The Return with John J. McGuire
- 1951 - Dearest
- 1951 - Operation R.S.V.P.
- 1951 - Temple Trouble
- 1950 - Flight from Tomorrow
- 1950 - Last Enemy
- 1948 - He Walked Around the Horses
- 1948 - Police Operation
- 1947 - Time and Time Again