Books about Triangles (Interpersonal relations) -- Fiction (sorted alphabetically)
- girl in the crowd Albert Payson Terhune
- Gone to Earth Mary Gladys Meredith Webb
- Greatheart Ethel M. Dell
- Green Goddess William Archer and Louise Jordan Miln
- Heart of Una Sackville Mrs. George de Horne Vaizey
- Hester: A Story of Contemporary Life, Volume 1 (of 3) Mrs. Oliphant
- Hester: A Story of Contemporary Life, Volume 2 (of 3) Mrs. Oliphant
- Hester: A Story of Contemporary Life, Volume 3 (of 3) Mrs. Oliphant
- History of Sir Richard Calmady: A Romance Lucas Malet
- Homo Francis Hopkinson Smith
- Horace (French) George Sand
- Hungry Heart: A Novel David Graham Phillips
- Husband for My Wife William W. Stuart
- In Great Waters: Four Stories Thomas A. Janvier
- In the Tideway Flora Annie Webster Steel
- In the Wilderness Robert Hichens
- Ivanhoe (Dutch) Walter Scott
- Ivanhoe (Finnish) Walter Scott
- Ivanhoe (1/4) (French) Walter Scott
- Ivanhoe (2/4) (French) Walter Scott
- Ivanhoe (3/4) (French) Walter Scott
- Ivanhoe (4/4) (French) Walter Scott
- Ivanhoe: A Romance Walter Scott
- Ivanhoe; ossia, Il ritorno del Crociato (Italian) Walter Scott
- Jack Carstairs of the power house : A tale of some very young men and a very young industry Sydney Sandys