File:Peter Polis (First Seismological Conference 1901).jpg

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English: First Seismological Conference Strassbourg, 1901
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Source Early German Contributions to Modern Seismology - originally from GeoForschungsZentrum (GFZ) Potsdam
Author Unknown authorUnknown author
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Peter_Polis_(First_Seismological_Conference_1901).jpg
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current20:08, 15 October 2022Thumbnail for version as of 20:08, 15 October 202273 × 86 (894 bytes)Jochen Burghardt (talk | contribs)File:First Seismological Conference 1901.jpg cropped 94 % horizontally, 90 % vertically using CropTool with lossless mode.

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