| Titles of the Sinhalese Kings as Recorded in the Inscriptions of 3rd Century BC | N/A | N/A | N/A | History |
| To Follow The sun | Punyakante | Wijenaike | 2000 | Literature |
| To The East A Phoenix | Nigel | Cameron | 1960 | General |
| To The Rescue of Lanka - A Popular Story of Fr Joseph Vaz | Joseph., Rev. Fr | Aloysius | 1966 | Religion |
| To Think of Tea | Agnes | Repplier | 1932 | General |
| To Wage War Against the Queen | Dorothy | Ludowyk Joseph | 2002 | General |
| Together To Prosper - Text of Speeches by Mrs Sirima. R. D. Bandaranaike | N/A | N/A | 1976 | Politics |
| Tolerance, Non Agression & Mutual Respect - Speeches by J.R.Jayewardene | Department of Information | N/A | 1979 | Politics |
| Tomb of Elara at Anuradhapura, The | James T. Dr | Rutnam | 1981 | History |
| Tombo of the Two Korales, The | S.G., Fr | Perera | 1938 | General |
| Tombstones & Monuments in Ceylon | J.Penry | Lewis | 1993 | General |
| Tomorrow A Beautiful Sunrise - Memories of Yvonne Cooray Candappa | Manny | Candappa | 2001 | General |
| Tones of Time Shades of Eternity | Pratap | Gooneratne | 2000 | General |
| Tooth Relic and The Crown, The | Dharmaratna | Herath | 1994 | Religion |
| Tooth Relic of Ceylon, Memoir On The History of The | J.Gerson | Da Cunha | 1996 | Religion |
| Torch, The, The Journal of the Sri Lanka Military Academy | N/A | N/A | 1999 | General |
| Tortured Island & The Price of Peace | Malinga H. | Gunaratne | 2009 | General |
| Tough Apprenticeship, A | Channa | Wickremesekera | 2017 | General |
| Tourism in Ceylon - A Report | S.N. | Chib | 1966 | General |
| Tourism in Sri Lanka: The Social Impact | Nandasena | Ratnapala | 1984 | General |
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