Letter from Patrick Langford Beazley to his son Piaras Béaslaí wishing his son best wishes on his birthday.Béaslaí (1881-1965); was an English born influential member of the IRB (Irish Republican Brotherhood). He joined the Irish Volunteers on their foundation late in 1913. When visiting his parents he smuggled guns to Ireland. In February of 1916 he published the Fáinne, a publication to organise Gaelic speakers.Béaslaí was an officer during the Easter Rising. He was court-martialled and sentenced to five years’ for his part. In prison he wrote and memorised poems about his captivity. This letter is part of a collection of letters by Piaras’ parents, mostly during Béaslai’s internment. After his release he became involved in politics.