Ireland
| Country: | Ireland |
| Type: | Postage stamps |
| Series: | 300th Anniv. of the Williamite Wars (1st issue) |
| Nominal: | 30 p |
| Year: | 1990 |
| Material: | chalk surfaced paper |
| Size: | 44 x 28 mm |
| Perforation: | comb 13½ |
300th Anniv. of the Williamite Wars (1st issue)
 The Siege of Limerick 1690 |  The Battle of the Boyne 1690 |