Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
KGW Cross & RT Dunlop: A Bibliography of Yeats Criticism 1887–1965. Macmillan, London 1971.–Uncollected Prose by WB Yeats: 1: First Reviews and Articles 1886–1896. Ed by John P. Frayne. Columbia University Press, New York (Macmillan, London) 1970.