Elton, Capt. F. On the coast country of E. Africa between Dar es Salaam and Quiloa a) Printed Gvt. of India Foreign Dept. Political booklet, no. 106 of 1874, with letter and reports by Elton on copal digging south of Dar and on Rufiji river b) Printed Further reports on the E. African Slave Trade no. 7. of 1874. Presented to the Houses of Parl. Referee report C.P.Rigby Extracts from (b) published Journal vol 44