| Plain Words for Christ, Being a Series of Readings for Working Men
Reginald G. Dutton | |
| Plain Words from America: A Letter to a German Professor (1917)
Douglas Wilson Johnson | |
| Plane and Plank; or, The Mishaps of a Mechanic
Oliver Optic | |
| Plane Jane
Frederick C. Davis | |
| Planet explorer
Murray Leinster | |
| Planet in Reverse
Henry Guth | |
| Planet of Creation
Chester S. Geier | |
| Planet of Doom
Stephen Marlowe | |
| Planet of Dread
Murray Leinster | |
| Planet of Dread
Dwight V. Swain |
