File of correspondence between Fr Patrick J O'Brien SJ and his Irish Provincials. Material mainly relates to his departure to and arrival at the Chikunii Mission, Northern Rhodesia, 1946.

File of correspondence between Fr Colm Ó Riordan SJ and Frs. Tom O'Brien and Vincent Murphy, Irish Jesuit Mission Office, Upper Gardiner Street, Dublin. Relate to health issues, weather and travel plans.