Keating, P., O'Brien, A. P., De Róiste, L., & Irish Self-Determination League of Great Britain. (1921). Letters from Joseph Ferguson to Peter Keating (Labour), correspondence and debit slips of Art Ó Briain, notice of a statutory meeting of The Irish International Trading Corporation (Cork) Limited and review of 'Conditions in Ireland: Evidence before American Commission'.

Keating, Peter, et al. Letters from Joseph Ferguson to Peter Keating (Labour), Correspondence and Debit Slips of Art Ó Briain, Notice of a Statutory Meeting of The Irish International Trading Corporation (Cork) Limited and Review of 'Conditions in Ireland: Evidence Before American Commission'. 1921.