Timeline
| 1819 |
Born July 7th at Bristol. |
| 1837
– 1844 |
Assistant Curator at Bristol Museum. |
| 1844 |
Joined Geological Survey as draughtsman. |
| 1845 |
Appointed Assistant Geologist. Duties confined to museum work. |
| 1854 |
Appointed Assistant Naturalist under Edward Forbes, later under Huxley. |
| 1857 |
Transferred to Irish Survey, as Acting Palaeontologist. (Post retained till 1888.) |
| 1867 |
Wollaston Fund from Geol. Soc. |
| 1868 |
Additional appointment - Demonstrator in Palaeontology to Royal College of Science for Ireland. |
| 1888 |
Died Aug 6th near Dublin. |
Publications
| 1867
–1875 |
Chief work - description and drawing of fossils, palaeontological. Notes in Irish Memoirs, papers on palaeontological and kindred subjects, 1867-75 "Figures of Characteristic British Fossils". |
Biographies and Obituaries
| 1888 |
Obituary - William Hellier Baily, F.L.S., F.G.S., M.R.I.A. Born 7th July 1819, died 6th August 1888. Geologists Magazine. New Series. v. 5 p.431-432. 1888 |
| 1889 |
Blanford, W.T. Obituary - William Hellier Baily. [In Anniversary Address.]. Proceedings of the Geological Society in Quarterly Journal of the Geological Society. v. 45 p.39-41. 1889 |
| 1888 |
Nature Aug 23. 1888, p. 396 |
