The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia : together with analysis of his more imp...
New York, N.Y. :J. & J. Harper,1833.
University of California Libraries (archive.org)
Evidence reported by ian frederick-rothwell for item travelsresearche00humbrich on September 20, 2007: no visible notice of copyright; stated date is 1833.