Letter from Seaghán Mac Énrí to Peadar Ua Laoghaire, relating to long plurals, with Peadar's reply.

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí, discussing how he would give the time in Irish in some detail.

Letter from Seaghán Mac Énrí to Peadar Ua Laoghaire asking him for the Munster version of medical terms he has got from Conan Maol, Peadar replies, noting some changes [in Irish and English].

Letter from Peadar Ua Laoghaire, Caislean Ua Liathain, Co. Chorcaighe to Seaghán Mac Énrí, discussing the Irish for "underground passage", as well as the wiseness of emphasising distinct dialects within Irish [in Irish].

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí in relation to some irregular verbs, with Peadar's replies [in English and Irish].

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí in relation to the Irish for "rim" and other queries, which Peadar answers [in Irish]

Part of the "Handbook of Modern Irish with suggested amendments and corrections by Peadar Ua Laoghaire [in Irish].

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí, congratulating him at length for his solving the problem of the "autonomous" verb.

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí,discussing the use of interrogatories in Irish [in Irish].

Letter from Peadar Ua Laoghaire to Seaghán Mac Énrí,stating that he is not the "Diarmuid Liath" who wrote a letter about Mac Énrí's book. He comments that he noticed the mistake and is not surprised that someone else saw it also. He states that the phrase