The 2011 issue of Archivium Hibernicum is currently available and contains the following material:
Documents from the Thomond Papers at Petworth House Archive
Minutes of Courts Martial held in Dublin, 1651-53
Letter of Father Edward Ffrench OP, 1690
Documents of Irish interest in Archivo de la diputación Foral de Bizkaia (Bilbao), 17th and 18th centuries
Letters from the Irish College in Salamance during the Peninsular Wars, 1808-1814
Dublin imprints of Catholic interest, 1810-1819
Some soruces concerning an Irish cleric in Argentina, 1840-1917
Documents concerning Irish dignatires and diplomats in Protugal, 1942-1960