GB 231 MS 2193 Collection of papers relating to Scottish Catholicism. The collection comprises transcripts (carbon copy) made by Malcolm Vivian Hay of manuscripts in Blairs College Library, Aberdeen, relating to Scots Colleges abroad, Scottish affairs in the archives of the Congregatio de Propaganda Fide, etc.
GB 231 MS 2272 Collection of papers relating to Palestine and Syria, compiled by [Baron] F. Van den Bosch, Procureur General aux Jurisdictions mixtes d'Egypte , and Malcolm Vivian Hay, n.d., c 1933. A note on the folder in which the papers were deposited suggests that F. Van den Bosch may have collected the papers on behalf of Malcolm Hay, presumably for use in his research and publications.
GB 231 MS 2788 Personal papers of Malcolm Vivian Hay (1881-1962) of Seaton, Aberdeenshire. The collection comprises offprints and typescripts of articles and talks by, or relating to, Malcolm Vivian Hay, with miscellaneous personalia, c 1902 - 1966 and n.d.; papers relating to Malcolm Vivian Hay's war-time service, and in particular to his work in Cork Street, for M.I.L.B., the Cryptology Department of the War Office, 1907 - 1956; letters of Edward Eyre and other scholars concerning Malcolm Vivian Hay's historical research, 1927 - 1958; letters of Hilaire Belloc and other scholars concerning Malcolm Vivian Hay's historical research, 1920 - 1955; papers concerning Malcolm Vivian Hay's research and publications on James II, 1927 - 1961; papers concerning Malcolm Vivian Hay's research on William of Orange, 1938; papers re. proposed memorial to General Orde Wingate at the University of Jerusalem, and to affairs in Palestine during period of British administration, 1945 - 1948; papers re. Malcolm Vivian Hay's research on history of the European Jews, and to publication of The Foot of Pride: the Pressure of Christendom on the People of Israel for 1900 Years (Boston: Beacon Press, 1950), 1944 - 1961 and 1975; letters and papers re. Catholic missions in the East, and to publication of Failure in the Far East: why and how the breach between the Western world and China first began (Wetteren: Scaldis, 1956), 1951 - 1960 and n.d.; papers re. research for Prince in Captivity ed. by Malcolm Vivian Hay (London: Eyre&Spottiswoode, 1960) (based on and translated from the French of the memoirs and unpublished letters of Antoine Philippe d'Orlens, duc de Montpensier, 1775-1807), 1956 - 1961 and n.d.; papers re. research and publication of The Prejudices of Pascal, Concerning in Particular the Jesuit Order and the Jewish People (London: Spearman, 1962), 1956 - 1962; papers re. his work in connection with the Prisoners of War News, 1940 - 1945; papers re. visit to the Falkland Islands and reports about conditions there, 1929 - 1933; pamphlets and paperback books on topics relating to Malcolm Vivian Hay's various research interests (various authors), 1689 - 1964; manuscript and typescript drafts of Malcolm Vivian Hay's publications, Prince in Captivity, ed. by Malcolm Vivian Hay (London: Eyre&Spottiswoode, 1960); How to Pass the Time: Odds and Ends in Prose and Verse, 1961 (Bala: Bala Press, 1961); and The Prejudices of Pascal, Concerning in Particular the Jesuit Order and the Jewish People (London: Spearman, 1962), with related correspondence, 1950 - 1962 and n.d.; volumes of press cuttings, principally reviews and criticisms of Malcolm Vivian Hay's works 1916 - 1955, but including some late 19th c cuttings from his father, James Gordon Hay; 35 notebooks relating to Malcolm Vivian Hay's historical research and other miscellaneous topics.