- Nagarathar: Oru Varalaaru Araychi (1931): This is a historical research study of the Nagarathar community, a prominent Tamil merchant community.
- Theriyudum Theriiyadha Thameelagam (1941): This book explores the history and culture of the ancient Tamil region.
- Oru Pattiramanai Pesi (1950): This is a collection of articles and essays on various topics, including social reform, politics, and literature.
- Tamil Mozhiyaam (1953): This book discusses the history, literature, and grammar of the Tamil language.
- Thameelerin Oru Perumaikkagam (1954): This book highlights the achievements and contributions of the Tamil people throughout history.
- Thameelerin Porutporul Ezhuthalgal (1956): This book analyzes the economic history of the Tamil people.