div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220205235750682d1a28ab0f07aef4d5html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Histology of the Posterior Chamber of the Swimbladder of Argentina src=https:reader042fdocumentsinreader042viewer20220205235750682d1a28ab0f07aef4d5html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp© 1965 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220205235750682d1a28ab0f07aef4d5html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Histology of the Posterior Chamber of the Swimbladder of Argentina src=https:reader042fdocumentsinreader042viewer20220205235750682d1a28ab0f07aef4d5html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divp© 1965 Nature Publishing Grouppdiv