| Field Guide to the Birds of Ceylon - Cormorants | Norris | Loris | 1966 | X | 5 | 329 - 331 | General |
| Field Guide to the Birds of Ceylon - Duck | Norris | Loris | 1967 | XI | 1 | 35 - 36 | General |
| Fifth Waterfowl Census in Sri Lanka, The - January 1988 | Hoffmann | Loris | 1988 | XVIII | 2 | 80 - 82 | General |
| Filigree in Paper | Lambrecht | Tourists' Ceylon | 1973 | 5 | 1 | 5 - 11 | General |
| Filming the Total Solar Eclipse | Blake | Ceylon Today | 1955 | IV | 5 & 6 | 37 - 40 | General |
| Fire-Walkers of Kataragama, The | Obeyesekere | Journal of South Asian Studies, The | 1978 | XXXVII | 3 | 457 - 476 | Religion |
| Fire-Walking at Udappuwa | Rankine | Tourists' Ceylon | 1969 | 2 | 4 | 42 - 47 | Religion |
| First Bread Fruit Tree (Artucarpus Incisus) "Rata Del" - A Landmark in Galle Fort | Situge | Loris | 1997 | XXI | 4 | 157 - 158 | General |
| First Discourse Delivered by the Buddha, The | Gogerly | Journal of the Royal Asiatic Society | 1865-66 | IV | 13 | 118 - 122 | Religion |
| First Game Ranger of Yala, The - Engelbrecht | Kulatunga | Loris | 1967 | XI | 2 | 61 - 62 | General |
| First Portuguese Revenue Register of the Kingdom of Kotte - 1599, The | de Silva | Ceylon Journal of Historical & Social Studies, The | 1975 | 5 (New Series) | 1 & 2 | 69 - 153 | History |
| First Principle as Catalyst for Transforming North-East Relations | Perera | Logos | 1992 | 31 | 1 & 2 | 146 - 151 | General |
| First Record of an Albino Bat in Sri Lanka | Yapa | Loris | 1999 | 22 | 1 | 3 | General |
| First Record of Nordmann's Greenshank (Tringa Guttifer) from Sri Lanka | De Silva | Loris | 1992 | XIX | 6 | 195 - 196 | General |
| First Record of the Synaxid Lobster from Sri Lanka | Ng | Journal of South Asian Natural History | 1994 | 1 | 1 | 117 - 118 | General |
| First Sight Record of a Black Noddy (Anous Minutus) from Sri Lanka | De Silva | Loris | 1992 | XIX | 5 | 175 - 176 | General |
| First Sinhala Book | N/A | Journal of the D.B.U. | 1963 | LIV | 1 - 4 | 57 - 58 | General |
| Fiscal | N/A | Journal of the D.B.U. | 1960 | L | 1 & 2 | 61 | History |
| Fiscal, The | N/A | Journal of the D.B.U. | 1959 | XLIX | 3 & 4 | 96 | History |
| Fish Breeding in the Gal Oya Valley | Kurumoorthy | Ceylon Today | 1960 | 9 | 3 | 14 - 16 | General |
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