Mr. Joseph Devlin, M.P., and the Irish brigade. Irishmen, do your duty in this righteous cause and join the Irish brigade.

Mr. Joseph Devlin, M.P., and the Irish brigade. Irishmen, do your duty in this righteous cause and join the Irish brigade. Date Created/Published: S.l. : s.n., 1915. WWI recruitment poster provided by LOC. Original medium: 1 print (poster) : lithograph, color ; 76 x 50 cm.