| Report of the Presidential Commission of Inquiry into the Incidents Between 13 August & 15 September 1977 | Government of Sri Lanka | N/A | 1980 | General |
| Report of the Presidential Truth Commission on Ethnic Violence, 1981 - 1984 | N/A | Govt of Sri Lanka | 2002 | General |
| Report of the Prospects for Tourism Development in Ceylon | Ministry of Planning & Economic Affairs | N/A | 1968 | General |
| Report of the Registrar-General of Ceylon on Vital Statistics for 1953 | Govt of Ceylon | N/A | 1954 | General |
| Report of The Sinhala Commission - Part 1 | N/A | N/A | 1998 | General |
| Report of the Special Committee on Education, Ceylon | C.W.W., Dr | Kannangara | 1943 | General |
| Report of the Special Presidential Commission of Inquiry Regarding the Asssassination of the late Lalith Athulathmudali PC and Connected Events | N/A | Govt of Sri Lanka | 1997 | General |
| Report of the State Mortgage Bank Committee | Govt of Ceylon | N/A | 1929 | General |
| Report of the University Commission | Govt of Ceylon | N/A | 1929 | General |
| Report of Working Group & Committee "A" - The All Party Conference | Govt of Sri Lanka | N/A | 1984 | General |
| Report on A Publicity Mission to Australia by Mr J.H. de Saram... | Govt of Ceylon | N/A | 1935 | General |
| Report On A Survey of the Resources of the Mahaweli Ganga Basin - Part 1 | Surveyor General of Ceylon | N/A | 1962 | General |
| Report On A Survey of the Resources of the Mahaweli Ganga Basin - Part 2 | Surveyor General of Ceylon | N/A | 1962 | General |
| Report on Nutrition in Ceylon | Govt of Ceylon | N/A | 1937 | General |
| Report on the Bolgoda Flood Protection Scheme | Govt of Ceylon | N/A | 1938 | General |
| Report on the Census of Ceylon 1921, Vol 1, Part 1 | J.B. | Turner | 1923 | General |
| Report on the Committee to Inquire & Report Upon the Present System of Education in Ceylon | Govt of Ceylon | N/A | 1929 | General |
| Report on the Development of Cattle Breeding & Milk Production in Ceylon | Govt of Ceylon | N/A | 1946 | General |
| Report on the Dutch Archives by M.W.Juriaanse | Govt of Ceylon | N/A | 1938 | General |
| Report on the Extension of the Railway to Ratnapura | Govt of Ceylon | N/A | 1904 | General |
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