- Theory and analysis
- Theory Textbooks
- Theosophy
- Theresa Gray
- Theresa Tam
- Thérèse Casgrain
- Thérèse Charbonneau-Conquer
- Thérèse Deniset
- Thérèse Laporte
- Thetford Mines
- Think Like a Historian: Introduction to Vimy
- Think Like a Historian: The Halifax Explosion
- Think Like a Historian: The Liberation of the Netherlands
- Think Like a Historian: Vimy in Letters
- Think Like a Historian: Vimy in Newspapers
