Papers, letters, naval signals, notes and press cuttings concerning the First World War, and letters concerning the Easter Rising. Including letters from Commander [later Rear-Admiral] Roger Bellairs, on subjects including torpedoes [incomplete], and letter from Roger Backhouse. Also includes letters from Drax's cousin Henry Ponsonby, engaged in active service, and letter from Horace Plunkett in Dublin on the rebellion in Ireland [the Easter Rising] with report on his experiences. Also includes poster for a lecture on the Battle of Jutland by A. H. Pollen in aid of Lady Beatty's Jutland Battle fund, and transcripts of speeches by Admiral Sir David Beatty and Captain A. E. M. Chatfield on leaving HMS Lion.