by G. Mollien. Ed. by T.E. Bowdich., Translation of Voyage dans l'intérieur de l'Afrique, aux sources du Sénégal et de la Gambie., "Examination of the iron forged by the Negroes of Fouta Diallon, in upper Senegal, and of the ores from which they procure it. By M. Berthier ..." p. [349]-354., " ...