Relief shown by hachures and spot heights. Abessinia and the adjacent countries / constructed by Augustus Petermann ; engraved by G.H. Swanston -- 2. Map of part of Central Africa : according to Clapperton, Denham, Richardson, Barth, Vogel & Baikie from original documents in possession of the Royal Geographical Society of London / constructed & engraved by G.H. Swanston. Abessinia map includes profile. Illustrations in margin: Abessinian priest -- Abessinian lady -- Christian warriors of Shoa -- Mount Mamrat or the Mother of Grace -- March of a nomade horde -- Adaiel & Shoho warriors -- Lake Tsad, Central Africa -- Adaiel & Tibbus females / drawn & engraved by A. Thom. Probably appeared in: Royal illustrated atlas of modern geography. Edinburgh : A. Fullarton & Co., 1872.