Líon alt a bhfuil an ghné seo luaite iontu: 2
Chaith sé tamall anois in Ollscoil Heidelberg ag staidéar ar an tSean-Ghaeilge faoin scoláire Ludwig Mülhausen ··· Tá sin bunaithe ar chuntas in Cork Examiner 22 Deireadh Fómhair 1949: ‘Professor O’Donoghue studied at Heidelberg University with Professor Mülhausen[q.v.], one of the world’s greatest authorities on Irish and a fluent Irish speaker.’ In Cork University Record, Nollaig 1949 in alt, ‘An tOllamh Tadhg Ó Donnchadha [Torna], D
Idir 1927 agus 1932 bhí sé ag staidéar in ollscoileanna in Marburg, Heidelberg agus Munich