SCHÖN, James Frederick; CROWTHER, Samuel.
Journals of the Rev. James Frederick Schön and Mr. Samuel Crowther,
who, with the sanction of Her Majesty's Government, accompanied the expedition up the Niger, in 1841, in behalf of the Church Missionary Society ...
First edition. 8vo., xxii, [ii], 393 pp., 1 page ads at end, double-page map (light offsetting), contemporary half calf gilt, morocco label, marbled boards, lightly rubbed, an excellent example.