div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader040fdocumentsusreader040viewer2022020522575067e01a28ab0f07ad8eabhtml5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: A History of Tropical Medicine src=https:reader040fdocumentsusreader040viewer2022020522575067e01a28ab0f07ad8eabhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp© 1939 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader040fdocumentsusreader040viewer2022020522575067e01a28ab0f07ad8eabhtml5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: A History of Tropical Medicine src=https:reader040fdocumentsusreader040viewer2022020522575067e01a28ab0f07ad8eabhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divp© 1939 Nature Publishing Grouppdiv