Contains loose-leaf notes in both manuscript and typescript. The manuscript notes deal with varied topics such as foreign relations, boats and shipping, various Irish foundations on the continent, and a list of Irish chieftains. The typescript notes are a collection of nonsequentially numbered pages concerning various aspects of Later Medieval Ireland, including various coarbs in Uí Mhaine territory and the history of various locales and ruins as pulled from the Annals as well as the later Ordinance and Down surveys. Contains two different drafts of each page.