William O'Brien and the course of Irish politics, 1881-1918Joseph V. O'Brien · First published 1972Open the Tome
(Catalogue of the) William O'Brien CollectionNational Library of Ireland. · First published 1969Open the Tome
The memoirs of Monsignor William Francis O'BrienWilliam F. O'Brien · First published 1958Open the Tome
The life of William O'Brien, the Irish nationalistMacDonagh, Michael · First published 1928Open the Tome
William D. O'BrienUnited States. Congress. House. Committee on War Claims. · First published 1892Open the Tome
