General guide to the exhibition halls of the American Museum of Natural History . THE FLE\ One of the enlarged models made by the late I^naz Matausch from his originalstudies and now shown in a case devoted to Inseot Carriers of Disease INSECTS, RATS AND PARASITES AND DISEASE Charts, models and maps on the east and north sides of the hall formthis exhibit. First, on the right, are two illuminated cases; one containsBacteria photomicrographs of disease-producing parasites and theother contains glass models of various shapes and relativesizes of principal types of bacteria associated with diseas
General guide to the exhibition halls of the American Museum of Natural History . THE FLE\ One of the enlarged models made by the late I^naz Matausch from his originalstudies and now shown in a case devoted to Inseot Carriers of Disease INSECTS, RATS AND PARASITES AND DISEASE Charts, models and maps on the east and north sides of the hall formthis exhibit. First, on the right, are two illuminated cases; one containsBacteria photomicrographs of disease-producing parasites and theother contains glass models of various shapes and relativesizes of principal types of bacteria associated with transmisson of disease germs by insects, notably by the fly, bythe flea and by the mosquito, is shown by a series of exhibits. The mostInsects striking features are greatly enlarged models of the fly, thethe flea, the louse and the yellow fever mosquito. Each ofthese, the finest model of the kind ever made, required ayear or more of constant, exacting labor. andParasites andDisease. THE FLY PUBLIC HEALTH 45 A relief map of the State of Arkansas illustrates the coincidencebetween low swampy regions and the prevalence of malaria, and anotherMosquitoes shows the heavy incidence of malaria in the vicinity ofand Disease marshlands near Boston. The scientific reason for theassociation of malaria with swampy regions is that the Anopheles mos-quito, the carrier of the malarial parasite, breeds in such places. A smallrelief map indicates the type and arrangement of drains used for loweringthe water level and eliminating mosquito-bearing pools, and diagramsillustrate the progress made in mosquito control in New Jersey and thefinancial return which has resulted. Another exhibit illustrates theworld distribution and seasonal prevalence of malaria and yellow fever in
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Keywords: ., bookcentury1900, bookdecade191, booksubjectnaturalhistorymuseums
