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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Foster, N.H. | 1923 | Egg of fulmar petrel | Journal | Ir. Nat. | Details... |
| Foster, N.H. | 1923 | (The chiffchaff in the North of Ireland) | Journal | Ir. Nat. | Details... |
| Foster, N.H. | 1923 | Variation in size of eggs of the little tern | Journal | Ir. Nat. | Details... |
| Foster, N.H. | 1923 | Swifts in May, 1923 | Journal | Ir. Nat. | Details... |
| Foster, N.H. | 1923 | Comparison of eggs and down of pochard and tufted duck | Journal | Ir. Nat. | Details... |
| Huggard, L. | 1923 | Raven in Co. Wexford | Journal | Ir. Nat. | Details... |
| Humphreys, G.R. | 1923 | The Malahide tern colony | Journal | Ir. Nat. | Details... |
| Jeffers, F.W. | 1923 | Variation in size of eggs of the lesser tern | Journal | Ir. Nat. | Details... |
| Kennedy, A.J. | 1923 | Birds at the Tearaght Lighthouse | Journal | Ir. Nat. | Details... |
| Moffat, C.B. | 1923 | Sleeping habits of the tree-creeper | Journal | Ir. Nat. | Details... |
| Moffat, C.B. | 1923 | Swifts in May, 1923 | Journal | Ir. Nat. | Details... |
| Moffat, C.B. | 1923 | Review: 'A bibliography of British ornithology from the earliest times: supplement' by H.K. Swann | Journal | Ir. Nat. | Details... |
| Morrison, R.N. | 1923 | Early arrival of the chiffchaff in Co. Down | Journal | Ir. Nat. | Details... |
| Mullin, W.J. | 1923 | Curious sites for robin's nests | Journal | Ir. Nat. | Details... |
| Pack-Beresford, R.J. | 1923 | Early breeding of wood pigeons | Journal | Ir. Nat. | Details... |
| Smiles, A. | 1923 | Curious sites for robin's nests | Journal | Ir. Nat. | Details... |
| Anon. | 1924 | Rough-legged buzzard in Co. Wicklow | Journal | Ir. Nat. | Details... |
| Anon. | 1924 | Comments on 'Observations on the robin' published in British Birds for May | Journal | Ir. Nat. | Details... |
| Anon. | 1924 | An ornithological chestnut | Journal | Ir. Nat. | Details... |
| Anon. | 1924 | Observations on the robin | Journal | Ir. Nat. | Details... |
2846 references found.