Administrative correspondence relating to the prisoner of war relief scheme set up at Birr Castle under the patronage of Lady Rosse; postcards and letters of thanks from the prisoners of war from Irish regiments (but predominantly the Irish Guards) interned in Germany; and acknowledgment postcards of parcels received from same.

Letter and transcription of a german letter sent in response of an inquiry into the Cronhelm family history in Germany, from Joseph Rilland Crusott to Mister Cronhelm, regarding hi investigation into the family of Cronhelm in Hanover.

Letter from William Von Cronhelm of Schleswig Holstein, to Theodore Cronhelm regarding their shared ancestor, Colonel Philip Ernst von Cronhelm.

Eleven letters from Constance Plunkett-Johnston to her mother Maria Blanche Plunkett-Johnston at Rockfield, Moate, County Westmeath. Constance was traveling to Germany with her cousin, Eva Marsh (later Monteith), and described their trip in great detail. Her letters are sent from the Euston Hotel, London, England; the Lord Warden Hotel, Dover, England; the Hotel De Flandre, Brussels, Belgium; the Grand Hotel, Homburg, Germany; Morley's Hotel, Trafalgar Square, London, England; and Mount Jerome, Harold's Cross, Dublin, Ireland.