Notes on the will of Fr John Austin by Fr Thomas Betagh contained in 'Directorium ad rite legendas horas canónicas missasque celebrandas' (Bernard McMahon Press, Dublin, with P. Wogan, & P. Bean, No. 23, Old Bridge, 1783). Includes:

• Memoranda of my Executorship under Mr Austin's will;
• accounts to Mary Ann Austin, daughter of Richard Austin deceased, apprentice to Mary Magennis,1784;
• accounts to Mary Austin, daughter of Joseph Austin, sent to Miss Mullaly's school 1785, travelled to Spain 1786. Returned from Spain without serving her indented time and arrived in Dublin, 15 May 1788;
• accounts to Francis Austin, son of Richard Austin, apprentice to a Glover, 1787;
• accounts Jane Austin, daughter of Joseph Austin, apprentice to Catherine Collins, Ribb and weaver, 1787;
• accounts Teresa Austin, daughter of Joseph Austin, apprentice to a Glover, but discharged for disagreeing with her mistress, 1787;
• accounts to Mathew Austin, son of Richard Austin, supported by the Patrican Society, dismissed by them as past the age allowed by their rules, under the care of a nurse in Saggart, 1790 ;
• accounts of sale of Fr Austin's books, 1797;
• cash expended on Mr Lisward's nurse, 1790;
• legacies bequeathed by Rev Mr Lisward's and discharged by me, 1791-1792.