Opening of Afghan War'. Demi-official correspondence with Lord Lytton, Lord Cranbrook, Sir G.P. Colley, Sir Richard Temple and Sir Neville Bowles Chamberlain
Cavagnari correspondence'. Demi-official correspondence between Lyall and Sir Louis Cavagnari, British Resident at Kabul [some printed] , with printed copies of letters from Cavagnari to Sir G.P. Colley, P.S.V. to Lord Lytton
Sir F. Roberts'. Demi-official correspondence between Lyall and Sir Frederick Sleigh Roberts (later Lord Roberts), Commander of the Kabul Field Force [some printed]
Afghan War - Sandeman, Sir R. Correspondence with in 1879-80 re Quetta and Kandahar affairs'. Printed and manuscript demi-official correspondence with Lyall
Correspondence with Tweedie, Warburton, West Ridgeway'. Demi-official correspondence with (Maj.-Gen.) W. Tweedie and (Sir) R. Warburton, Jelalabad, and with (Sir) J. West Ridgeway in Kabul [printed]