| Author Last | Author First | Author Middle | Title | Dewey # |
|---|
| Oggs | Allen | - | You Gotta Have The Want To | 261.5 |
| Oglivie | Lloyd | John | The Beauty Of Sharing | 261.5 |
| Oke | Janette | - | A Woman Named Damaris | F |
| Oke | Janette | - | Love Comes Softly | F |
| Oke | Janette | - | Love's Enduring Promise | F |
| Oke | Janette | - | Love's Long Journey | F |
| Oke | Janette | - | Love's Unfolding Dream | F |
| Oke | Janette | - | Return To Harmony | F |
| Oke | Janette | - | The Tender Years | F |
| Oke | Janette | - | When Breaks The Dawn | F |
| Oke | Janette | - | When Calls The Heart | F |
| Oke | Janette | - | When Comes The Spring | F |
| Olford | Stephen | F | Heart-Cry For Revival | 269.2 |
| Orr | J | Edwin | 100 Questions About God | 239 |
| Orr | William | W | Ten Reasons Why | 220.2 |
| Ortlund | Anne | - | Disciplines Of The Beautiful Woman | 248.8 |
| Ortlund | Anne | - | Disciplines Of The Beautiful Woman | 248.8 |
| Ortlund | Raymond | C | Lord, Make My Life Count | YA234 |
| Osborne | Cecil | - | The Art Of Understanding Yourself | 261.5 |
| Oursler | Fulton | - | The Greatest Book Ever Written: The Old Testament Story | F |
| Oursler | Fulton | - | The Greatest Story Ever Told | F |
| Oursler | Fulton | - | The Greatest Story Ever Told | F |
| Owen | Jim | - | Christian Psychology's War On God's Word | 261.5 |
| Owen | Pat | Hershey | The Idea Book For Mothers | 248.4 |