A file of notes and correspondence concerning Fr John MacErlean's family tree. Includes letters from a relative, Teady McErlean, Portglenore concerning their family history (8 August 1928 - 14 January 1932, 31 items).

A file relating to Fr Edmund Hogan SJ research on his family. Includes an offprint of an article by William Hogan entitled 'Rev. Edmund Hogan, S.J. An Eminent Great Island Scholar' published in the Journal of the Cork Historical and Archaeological Society (vol. LXX, 1965).