12 items

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  "Gustav Mann’s Travel Routes between Europe and the Gulf of Guinea, 1859-1863"
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  "Gustav Mann’s Travel Routes in West Africa, 1859-1863"
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  "The Southern Slope of Mount Cameroon" (1885)
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  "West Coast of Africa from the Cape Verd Islands to the Congo River, Illustrating the Botany of the Niger Expedition"
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  G. Mann, Letter to Hooker [English Translation], West Africa Niger Expedition, Feb 27th 1862_Transcription
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  G. Mann, Letter to Hooker, Cameroon River, Jan 29th 1863_Transcription
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  G. Mann, Letter to Hooker, West Africa Niger Expedition, Apr 30th 1862_Transcription
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  G. Mann, Letter to Hooker, West Africa Niger Expedition, Oct 27th 1862_Transcription
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  Gustav Mann
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  Gustav Mann Home
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  Marmocchi, Francesco C., "La Guinea"
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