Letters to family and friends, written mainly from Kuruman, describing his work amongst the Bechuana. Names of correspondents include C.A. Alington, J. Maclehose, E. Marjoribanks, B. Pyne, H.E. Rutherfoord and Mrs. Sewell. The later letters refer to his explorations in Eastern and Central Africa and include one written from Bombay, 23 Jun. 1864, to Sir Bartle Frere on trade between India and East Africa.