More than 30,000 pages of the German Physikalische Blätter are now available for free on the Wiley Online Library. Authors such as Max Planck, Lise Meitner, Werner Heisenberg, Max Born, Max von Laue and Otto Hahn, to only quote a few, contributed to this journal started in 1944.
View the Physikalische Blätter on the Wiley Online Library.