Ridgway, C., & O'Brien, W. Letter from Charles Frank Ridgway to William O'Brien regarding the co-operation between Irish and English dockers in Ireland and organising a possible meeting between the National Union of Dock Labourers and the I.T.& G.W.U. in order to make a deal in regards to dockers in Dundalk and Newry.

Ridgway, C.F.,, and William O'Brien. Letter from Charles Frank Ridgway to William O'Brien Regarding the Co-operation Between Irish and English Dockers in Ireland and Organising a Possible Meeting Between the National Union of Dock Labourers and the I.T.& G.W.U. in Order to Make a Deal in Regards to Dockers in Dundalk and Newry.