TCD Research Collections
@TCDResearchColl
Early Printed Books & Special Collections, Manuscripts & Archives, Maps, Music, and Preservation and Conservation at the Library of Trinity College Dublin.
🚨Attention all Library readers 🚨there will be a campus-wide power outage 6am-11am on Saturday 21 June due to ESB maintenance works. All Library reading rooms will close for the duration of the electrical works. For further details and updates see libguides.tcd.ie/blogs/news/lib…
Alerting all Library readers, there will be a campus-wide power outage 6am-11am on Saturday 21 June due to ESB maintenance works. All Library reading rooms will close for the duration of the electrical works. For further details and updates see tcd.ie/library/
"... from all he heard that Dr Mulligan was a versatile allround man, by no means confined to medicine only ..." Ulysses' Buck Mulligan was modelled on Oliver St John Gogarty, poet and medical doctor (Trinity alumnus). His degree certs are in @tcdlibrary


A ditty Joyce composed to boost sales of Anna Livia Plurabelle.
This competition is open to translators around the world, whether they are students, professional translators or simply passionate about poetry. The closing date for submissions is 10 September 2025. For more information and to apply, see docs.google.com/forms/d/e/1FAI…
Mícheál Hoyne @TCDRnaGaeilge was recently on Blas @bbcradioulster @bbcgaeilge with Dáithí Ó Muirí, to discuss the Book of Leinster (Leabhar Laighean), one of the most important surviving medieval manuscripts written in Old and Middle Irish. 🔊 Éist: bbc.co.uk/sounds/play/m0…
Ancient Manuscripts, Modern Science! What links medieval monks, secret ink recipes & ancient cow DNA? Scientists used X-ray technology and genetic sequencing to uncover the secrets of 1,200-year-old Irish manuscripts in Switzerland. Read more: museum.ie/en-IE/Collecti… #NMIBlog
Michael Davitt died #OnThisDay in 1906. From his will he said "To all my friends I leave kind thoughts, to my enemies the fullest forgiveness and to Ireland the undying prayer for the absolute freedom and independence which it was my life's ambition to try and obtain for her."

Dererca’s poster was on ‘Simplifying the Library Labyrinth for students with Intellectual Disabilities’ and Estelle’s was on ‘Edible Engagement: Cooking up a Medieval Plague Recipe’ at #CONUL25.
Great to see @tcdlibrary’s Estelle Gittin’s & Dererca Nolan’s posters as part of #CONUL25 conference poster exhibition.
We’re really looking forward to the exhibition and symposium on “Irish Manuscripts in St Gallen” 📜 Check out the Symposium on 16 June 👇 earlyirishhands.ie/st-gall/

Discover early medieval treasures at the National Museum of Ireland, Kildare St. See precious manuscripts from the Abbey of St Gall, Switzerland, returning to Ireland after 1000 years, alongside stunning Irish artifacts. Opens Friday, 30th May. museum.ie/en-IE/Museums/…
Be sure to check out the upcoming day of public lectures on Irish manuscripts of St. Gallen @TLRHub on June 16th. Details linked ⬇️ tcd.ie/trinitylongroo…
26 May: St Colmán Stelláin of Tír Dá Glas/#Terryglass #Tipperary. Stiallán may mean 'the little strip' (Ó Riain). Founded by St Colum mac Crimthainn (d 549). Often raided by Vikings. 2 wells. Book of Leinster produced here c. 1160 by abbot Áed Ua Crimthainn. In @TCDResearchColl.
The Book of Leinster is on display in the Old Library following a major conservation project. The 12th century manuscript is part of a new exhibition curated by the Library thanks to our wonderful Curator Caoimhe Ní Ghormáin & Senior Conservator, John Gillis.
Cuireann an An tSean-Leabharlann Leabhar Laighean i láthair i dtaispeántas nua a dhéanann ceiliúradh ar obair mhór chaomhnaithe a bheith curtha i gcrích. Tá an lámscríbhinn i dtaispeántas coimeádta ag Leabharlann Choláiste na Tríonóide, ó 22 Bealtaine go dtí 12 Lúnasa, 2025
Pages from one of the most important surviving medieval manuscripts written in Irish, The Book of Leinster, go on display today in Trinity's Long Room following a major conservation project. Read more here: tcd.ie/news_events/ar…
#ConservatorsAreSuperHeroes Caring for Collections: Preparing for the Rylands’ New Galleries rylandscollections.com/2025/05/16/car… via @thejohnrylands