[posted] Posted (#73082, Bohr) !

[ajhaines]

The effect of electric and magnetic fields on spectral lines, by Niels 73082
  [Full title: The effect of electric and magnetic fields on spectral lines]
  [Full author's name: Niels Bohr]
  [Author: Niels Bohr]
  [Link: https://www.gutenberg.org/7/3/0/8/73082]
  [File: 73082-h.htm]

Thanks to Laura Natal Rodrigues (Images generously made available by The
Internet Archive.)

Regards,
Al