Original semi-official letters from Jardine Matheson, Shanghai, to Jardine Matheson, Hong Kong, with enclosed letters and papers. The later volumes include copies of semi-official letters from Hong Kong to Shanghai, 1930-1934, and two volumes of duplicate letters (J1/24/27 and J1/24/29).

The correspondents are C.E. Anton, R.M. Austin, B.D.F. Beith, John Bell-Irving, D.G.M. Bernard, R.E. Coxon, T.S. Forrest, R. Gordon, John Johnstone, Henry Keswick, J.H. Keswick; W.J. Keswick, David Landale, D.F. Landale, J.J. Paterson, F.A. Pollock, C.H. Ross, G.W. Sheppard, A. Brooke Smith and A.B. Stewart.

J1/24/1-17 includes copies of semi-official letters and telegrams exchanged between Jardine Matheson, Shanghai, and the company's offices and representatives in China and elsewhere, 1911-1917, including Changchun, Chingkiang, Chungking, Dairen/Dalny (Dalian), Foochow, Hankow, Harbin, Ichang, Kiukiang, Kobe, London, Nanking, Newchwang, New York, Peking, Taipei, Tientsin, Tsingtao, Wuhu and Yokohama, and reports and financial statements from these places. For later years this correspondence was bound in separate volumes, which can be found elsewhere in the Archive.

The early volumes include many enclosed letters exchanged with Bryner, Kousnetzoff & Co. and other correspondents in Vladivostock in relation to Jardine, Matheson & Co. Ltd's involvement in the exploitation of coal concessions at Mongougai and Pilevo, Saghalien (Sakhalin).