Copies of letters from Sir Patrick Manson (1899 and 1900) and General Gorgas (1914) to Sir Ronald Ross regarding his discovery of the connection between malaria and certain mosquitoes in 1897 to 1899.

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Copies of letters from Sir Patrick Manson (1899 and 1900) and General Gorgas (1914) to Sir Ronald Ross regarding his discovery of the connection between malaria and certain mosquitoes in 1897 to 1899. Public Domain Mark. Source: Wellcome Collection.