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<rdf:Description rdf:about="https://calmview.lshtm.ac.uk/CalmView/record/catalog/GB%200809%20Ross/146/02/69" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from Albert Woldert</dc:title>
  <dc:description>Describes his experiments which failed until he discovered by accident that mosquitoes do not become infected with malaria until they are fertilized. Anopheles claviger does not assume its characteristic attitude in Philadelphia</dc:description>
  <dc:date>15/12/1900</dc:date>
</rdf:Description>