div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: 1 The Theory of Groups and Quantum Mechanics 2 LAtome de Bohr: la mécanique analytique et les quanta les spectres de multiplets 3 The Physical Significance of the Quantum src=https:reader031fdocumentsinreader031viewer2022020522575067cc1a28ab0f07ad31afhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp© 1932 Nature Publishing Grouppdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: 1 The Theory of Groups and Quantum Mechanics 2 LAtome de Bohr: la mécanique analytique et les quanta les spectres de multiplets 3 The Physical Significance of the Quantum src=https:reader031fdocumentsinreader031viewer2022020522575067cc1a28ab0f07ad31afhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divp© 1932 Nature Publishing Grouppdiv