The letters of the Tsar to the Tsaritsa, 1914-1917
translated by A. L. Hynes from the official edition of the Romanov correspondence and now published for the first time in England; edited, with notes and an index, by C. E. Vulliamy, with an introduction by C. T. Hagberg Wright
John Lane , Dodd, Mead, 1929
"Bibliography of works quoted": p.xv