M. J. Molloy Papers, 1961-2014 20 items Mac Liammóir, Micheál, and Hilton Edwards, Additional papers of, 1920s-1980s Collection-level description only Mac Liammóir, Micheál, Papers of, c.1928-1978 1 items MacCarthy and Durand de Lavaux Martin Papers 78 items MacCarthy Reagh Papers, 1584-1786 23 items MacDermot of Coolavin Papers 69 items Maeve Cavanagh MacDowell Papers 5 items Magonni's Dancing Studio, 1934-1961 2 items Mahon Family Papers, 1690-1957 Collection-level description only Mahon Family Papers (Additional), 1691-1945 Collection-level description only Máire Nic Shiubhlaigh Additional Papers (2002), 1907-1958 59 items Máirín Cregan papers, 1933-2003 38 items Máirín Cregan Papers (2010), 1931-1982 7 items Máirín Cregan papers (2013), 1937-1976 7 items Máirín Cregan papers (2015), 1937-1992 5 items Máirtín Ó Cadhain Papers Collection-level description only Major General William Spencer Cooper Papers, 1864-1906. Collection-level description only Major General William Spencer Cooper Papers, 1864-1906 Collection-level description only Mansfield papers, 1565-1954 47 items Manuscript material from the library of W.B. and George Yeats, 1865-1968 Collection-level description only