| Reference Number | WJTS/2/2 |
| Title | 4 - Comparative view of population, 1821-1911 |
| Date | [1910s] |
| Creator Name | Mason, Thomas Holmes, 1877-1958 |
| Thompson, Sir William John, 1861-1929 |
| Description | Glass lantern slide showing a table comparing the Irish population over the ten censuses between 1821 and 1911. |
| Extent | 1 slide |
| Term | Censuses |
| Population Characteristics |