div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader040fdocumentorgreader040viewer2022020523575068311a28ab0f07af05e9html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Heterogeneity of Heavy γ Chain Preparations from Human γG-Immunoglobulins src=https:reader040fdocumentorgreader040viewer2022020523575068311a28ab0f07af05e9html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp© 1966 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader040fdocumentorgreader040viewer2022020523575068311a28ab0f07af05e9html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Heterogeneity of Heavy γ Chain Preparations from Human γG-Immunoglobulins src=https:reader040fdocumentorgreader040viewer2022020523575068311a28ab0f07af05e9html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divp© 1966 Nature Publishing Grouppdiv