| Selected Aspects of the Kandyan Law of Marriage | de Soysa | Colombo Law Review,The | 1979 | 5 | N/A | 77 - 102 | General |
| Selection of a Marriage Partner: A Comparative Study between Kandyan (Sri Lanka) & Styrian (Austria) Families | Dissanayake | Sri Lanka Studies Conference | 1999 | N/A | N/A | 1 - 12 | General |
| Senaka Senanayake - Veteran at Seventeen | Goonetilleke | Tourists' Ceylon | 1969 | 2 | 4 | 30 - 37 | General |
| Senanayake the Man | Soulbury | Ceylon Historical Journal, The | 1955 - 1956 | 5 | 1, 2, 3 & 4 | 62 - 67 | Politics |
| Senanayake, D.S. a Study of His Foreign Policy | Jayewardene | Ceylon Historical Journal, The | 1955 - 1956 | 5 | 1, 2, 3 & 4 | 49 - 61 | Politics |
| Senanayake, D.S. and the University of Ceylon | Attygalle | Ceylon Historical Journal, The | 1955 - 1956 | 5 | 1, 2, 3 & 4 | 81 - 82 | Politics |
| Senanayake, D.S. as Minister of Agriculture & Lands | Brohier | Ceylon Historical Journal, The | 1955 - 1956 | 5 | 1, 2, 3 & 4 | 68 - 80 | Politics |
| Send for Henry Jayasena | Sourjah | Times of Ceylon Annual | 1969 | N/A | N/A | N/A | General |
| Sentimental Journey, A | Brohier | Tourists' Ceylon | 1969 | 2 | 2 | 9 - 17 | General |
| Sentinel of the Marshes | de Zylva | Loris | 1969 | XI | 5 | 305 - 307 | General |
| Seven Korales, The | Toussaint | Journal of the D.B.U. | 1935 | XXV | 1 | 1 - 5 | General |
| Seventy-Five Years Ago | N/A | Journal of the D.B.U. | 1934 | XXIV | 1 | 5 - 10 | General |
| Seventy-Five Years of the Buddhist Flag | Devendra | Ceylon Today | 1960 | 9 | 5 | 1 - 3 | Religion |
| Seventy-One Years Ago | Wille | Journal of the D.B.U. | 1961 | LI | 1 & 2 | 29 - 40 | General |
| Sewers Canal, The - Pollution in Colombo's Waterways | Ariyawansa | Loris | 1972 | XII | 5 | 232 - 237 | General |
| Sexual Behaviour of the Wild Elephants of Ceylon, The | Elapata | Loris | 1969 | XI | 5 | 246 - 247 | General |
| Share Tenancy & Tenurial Reform in Sri Lanka | Peiris | Ceylon Journal of Historical & Social Studies, The | 1976 | 6 (New Series) | 1 | 24 - 54 | General |
| Sharks: The Vulnerable 'Villains' | Ilangakoon | Loris | 2000 | 22 | 4 | 17 - 21 | General |
| Shearwater Migration off the Coast of Sri Lanka | De Silva | Loris | 1994 | XX | 3 | 97 - 100 | General |
| Shell Fauna of Ancient Lanka | Parakrama | Times of Ceylon Annual | 1973 | N/A | N/A | N/A | General |
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