| Penny Nichols and the Knob Hill Mystery
Joan Clark | |
| Penny Nichols and the Mystery of the Lost Key
Joan Clark | |
| Penny Nichols Finds a Clue
Joan Clark | |
| Penny of Top Hill Trail
Belle Kanaris Maniates | |
| Penny Plain
O. Douglas | |
| Pen-portraits of literary women
Unknown | |
| Penrod
Booth Tarkington | |
| Penrod and Sam
Booth Tarkington | |
| Pens and Types / or Hints and Helps for Those who Write, Print, Read, Teach, or Learn
Benjamin Drew | |
| Penshurst Castle in the Time of Sir Philip Sidney
Emma Marshall |
