| O+F
John Moncure Wetterau | |
| Oahu Traveler's guide
Bill Gleasner; Diana C. Gleasner | |
| Oak Openings
James Fenimore Cooper | |
| Oakdale Boys in Camp
Morgan Scott | |
| Oat Meal: The War Winner
James Ritchie Grieve | |
| Oaths of Allegiance in Colonial New England
Charles Evans | |
| Obed Hussey, Who, of All Inventors, Made Bread Cheap
Unknown | |
| Obedience to the Articles and Rubrics of the Church of England / a Bond of Union between the Established Clergy
Edwin Proctor Denniss | |
| Oberheim (Voices): A Chronicle of War
Christopher Leadem | |
| Oberon and Puck
Helen Gray Cone |
