Based on the report of Manson's discovery, an American physician Albert Freeman Africanus King developed a proposition that malaria is transmitted by mosquitoes.[1] He revealed his idea in 1881 to his colleagues C.V. Riley and L.O. Howard, who did not share the same opinion. Unfettered he developed the theory with proper justifications and presented it before the Philosophical Society of Washington on 10 February 1882, under the title "The Prevention of Malarial Disease Illustrating inter alia the Conservative Function of Ague". He went so far as to suggest the complete covering of Washington, DC along the Washington Monument with giant net to protect the city from malaria.[6] His idea was ridiculed as inconceivable as scientist still believed malarial parasite was spread through inhalation or ingestion from air (still not far from the miasma theory).[4] He did not give up, and instead formed a more elaborate argument which he published as a 15-page article in the September 1883 issue of The Popular Science Monthly,[31][32] making an introduction as:[33]