| 1856 | September | Left England. |
| 2nd December | Sailed from Bombay. | |
| 19th December | Arrived at Zanzibar Island. | |
| 1857 | 6th January | Left Zanzibar the first time. |
| 14th June | Left Zanzibar the second time. | |
| 27th June | Set out from Kaole on the coast. | |
| 7th November | Arrived at Unyanyembe of Unyamwezi. | |
| 1858 | 14th February | Reached Ujiji on the Tanganyika Lake. |
| 26th April | Arrived at Uvira on the North of the Tanganyika Lake. | |
| 26th May | Left Ujiji. | |
| 19th June | Returned to Unyanyembe. | |
| 26th September | Left Unyanyembe. | |
| 1859 | 3rd February | Reached Konduchi on the coast. |
| 4th March | Landed at Zanzibar Island. | |
| 4th May | Left Aden. | |
| 20th May | Landed at Southampton. |