First Seismological Conference Strassbourg, 1901
Unknown author<span style="display: none;">Unknown author</span>
1901
<a rel="nofollow" class="external text" href="https://dgg-online.de/WordPress_01/wp-content/uploads/2015/06/Ch79-24CDpartA.pdf">Early German Contributions to Modern Seismology</a> - originally from GeoForschungsZentrum (GFZ) Potsdam