| Gentiles, The - A History of Sri Lanka 1498 - 1833 | Agnes Padmini | Thambynayagam | 2009 | History |
| Geoffrey Bawa | Brian Bruce | Taylor | 1986 | General |
| Geoffrey Manning Bawa Decolonizing Architecture | Shanti | Jayewardene | 2017 | General |
| Geography of Ceylon for Schools, A | Douglas | Baptist | 1956 | General |
| Geography of Ceylon, A | Elsie K. | Cook | 1931 | General |
| Geography of Tea, The | Maxwell | Fernando | 2001 | General |
| Geography Readers - Primary School Readers, Standard Four | S.F. | De Silva | 1960 | General |
| Geology of the Country Around Alutgama | P. G. | Cooray | 1965 | General |
| Geology of the Country Around Polonnaruwa | Piyadasa W. | Vitanage | 1959 | General |
| Geology of the Country Around Rangala | P.G. | Cooray | 1961 | General |
| Geology of the Country Around Rangalla | P.G. | Cooray | 1961 | General |
| George Beven A Life in Art | Neville | Weereratne | 2004 | General |
| George Claessen Drawings | Ian | Goonetileke | 1946 | General |
| George Keyt - A Centenial Anthology | George Keyt Foundation | N/A | 2001 | General |
| George Keyt - A Life In Art | H.A.I. | Goonetileke | 1989 | General |
| George Keyt Felicitation Volume | N/A | N/A | 1977 | General |
| George Keyt Interpretations | Sunil | Goonasekera | 1991 | General |
| George Keyt, Nursery Rhymes for My Daughter Diana | George | Keyt | 2013 | General |
| George Steuart & Co Ltd 1952-1973, A Personal Odyssey | Tony | Peries | 2003 | General |
| Germans in Dutch Ceylon - Vol 1 | R. | Raven-Hart | 1953 | History |
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