Trinity College Dublin launched a series of celebrations to mark the 300th anniversary of the institution's Old Library building, on 5 April.

Begun in May 1712, it took 20 years to complete the building whose scale was seen at the time as extremely ambitious given there were only a few hundred students at the college.

Over the centuries notable ex-alumni, such as writer Jonathan Swift and philosopher Edmund Burke, studied in the library, whose famous ceiling was not part of the original design. In 1860 the building