Papers of 'MS', Mary Borden (Mary, Lady Spears, earlier Mary Borden, then Mary Borden-Turner). This series includes: MS's correspondence, particularly with ELS, before and after their marriage; correspondence and papers on her First World War hospital and on her time with the Hadfield-Spears Mobile Hospital Unit during the Second World War; her diaries, kept during the Second World War; personal papers, mainly on her death, but also on her divorce from her first husband; press cutting albums.