| The Plum Tree
David Graham Phillips | |
| The Plumed Serpent
D. H. Lawrence | |
| The plums of New York
U. P. Hedrick | |
| The Plunderer
Henry Oyen | |
| The Plunderer
Roy Norton | |
| The Plunderers: A Novel
Edwin Lefevre | |
| The plurality of the human race
G. Pouchet | |
| The Plurality of Worlds
William Whewell | |
| The Plus Food for Minus Meals
Kellogg Company | |
| The Pluto Lamp
Charles A. Stearns |
