Books about Siblings -- Fiction (sorted alphabetically)
- O Pioneers! Willa Cather
- O Pioneers! Willa Cather
- Our Guy' : or, The elder brother Mrs. E. E. Boyd
- Papa Bouchard Molly Elliot Seawell
- People Soup Alan Arkin
- Pillars of the House; Or, Under Wode, Under Rode, Vol. 1 (of 2) Charlotte M. Yonge
- Pillars of the House; Or, Under Wode, Under Rode, Vol. 2 (of 2) Charlotte M. Yonge
- Pipe Dream Fritz Leiber
- Principle and Practice: The Orphan Family Harriet Martineau
- Railway Children E. Nesbit
- Ralestone Luck Andre Norton
- Rufus and Rose; Or, The Fortunes of Rough and Ready Jr. Horatio Alger
- Salome Emma Marshall
- Seven Darlings Gouverneur Morris
- Seven-Day Terror R. A. Lafferty
- shotgun princess William Merriam Rouse
- Story of the Treasure Seekers E. Nesbit
- Story of the Treasure Seekers E. Nesbit
- Strawberry Acres Grace S. Richmond
- Ten Degrees Backward Ellen Thorneycroft Fowler
- Those Brewster Children Florence Morse Kingsley
- Three Furlongers Sheila Kaye-Smith
- Tommy and Grizel J. M. Barrie
- Traveler in Time August Derleth
- Two Penniless Princesses Charlotte M. Yonge