A 
NARRATIVE 
OF 
THE EXPEDITION 
SENT BY HER MAJESTY’S GOVERNMENT 
THE RIVER NIGER, 
IN 1841. 
UNDEB THE COMMAND OF 
CAPTAIN II. D. TROTTER, R.N. 
BY CAPTAIN WILLIAM ALLEN, R.N. 
F.R.S. F.R.G.S. CORRESPONDING MEMRBR OP THE ZOOLOGICAL SOCIETY OP LONDON, GEOGRAPHICAL 
AND ETHNOGRAPHICAL SOCIETIES OP PARiSi LATE COMMANDER H. M. S. WILBERFORCE. 
AND 
T. R. H. THOMSON, M.D., Surgeon, R.N. 
FELLOW OF THE ETHNOLOGICAL SOCIETY OP LONDON, FELLOW OP THE BOTANICAL SOCIETY OF 
EDINBURGH, AND CORRESPONDING MEMBER OF THE ZOOLOGICAL SOCIETY OP LONDON; 
ONE OF THE MEDICAL OFFICERS OF THE EXPEDITION. 
PUBLISHED WITH THE SANCTION OF 
THE COLONIAL OFFICE AND THE ADMIRALTY. 
RICHARD BENTLEY, NEW BURLINGTON STREET. 
IPu6Usil)cr in ©v’Dinati) to Ijer JMajtsti). 
1848 . 
