African discovery : a letter addressed to the president and council of the Royal Geographical Society of London /
Petermann, A.(August Heinrich),1822-1878.
London, E. Stanford,
1854.
Cover-title.
A reply to an attack by T. Saunders in the Nautical Standard, Jan. 14, 1854, upon the Richardson Expedition to Central Africa for permitting the Germans, Doctors Barth, Overweg and Vogel to accompany it; also, a prospectus of the author's work: An account of the progress of the expedition to Central Africa.
Richardson, James, 1806-1851.
Overweg, Adolf, 1822-1852.
Vogel, Eduard, 1829-
Barth, Heinrich, 1821-1865.