Bagwell Estate Papers, 1675-1974 Collection-level description only Bagwell Estate Papers, 1675-1974 138 items Balfour Collection 7 items Ballymun Photographic Collection [graphic] Collection-level description only Basil Clancy Papers, 1940-1955 2 items Bellew of Mount Bellew Papers 81 items Bellingham Papers, 1681-1912 5 items Bellingham Papers (Additional), 1682-1906 Collection-level description only Benedict Kiely Papers, 1948-1990 Collection-level description only Bessborough Estate land maps including miscellaneous estate documents Collection-level description only Bessborough Papers. Ponsonby Family, Earls of Bessborough, 1826-1864 29 items Blackburne Papers, 1821-1908 Collection-level description only Blake of Ballyglunin Park Papers, 1840-1920 64 items Bonaparte-Wyse Papers, 1792-1930 Collection-level description only [Botanical Sketchbook] [graphic] 14 items Boyd-Rochfort Papers 5 items Brendan Lynch collection of letters from writers and artists, 1851-2020 12 items Brian Farrell Papers, 1959-1993 31 items Brian Friel papers, 1960-2001 Collection-level description only Brian Friel Papers (Additional), 1950-2010 Collection-level description only