https://www.rarebooks.ie/books/literature/instructio-pie-vivendi-et-superna-meditandi-irish-texts-society-1924-1950/
Instructio Pie Vivendi et Superna Meditandi. Irish Texts Society (1924-1950) - Ulysses Rare Books
Instructio Pie Vivendi et Superna Meditandi. Edited and translated by Rev. John MacKechnie. London: Published for the Irish Texts Society by Simpkin,...
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