[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, discussing unsolved topographical questions.]

[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, concerning a number of genealogical and topographical questions.]

[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, discussing Scottish place names and women's names.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, discussing the O'Neill genealogy and the Royal Irish Academy dispute.]