Jamieson opposed the Niger expedition in "Appeals to the Government and People of Great Britain"; and pointed out the fulfilment of his predictions in "Sequel to two Appeals" (London, 1843).
Jamieson opposed the Niger expedition in "Appeals to the Government and People of Great Britain", where he claimed the proposed colonisers would be monopolists. He pointed out the fulfilment of his predictions of disaster in "Sequel to two Appeals" (London, 1843).