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File:W. Person determining the epicenter of an earthquake.jpg

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Summary

Description
English: two men at a seismograph, black and white image
Date
Source https://www.sciencebase.gov/catalog/item/51dc416de4b0f81004b7af6c
Author U.S. Geological Survey

Licensing

Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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Captions

Geophysicist Waverly Person (left) reads the time of first arrival of the P wave from a seismogram.

Items portrayed in this file

depicts

1 January 1989

File history

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Date/TimeThumbnailDimensionsUserComment
current12:19, 9 September 2020Thumbnail for version as of 12:19, 9 September 20204,068 × 3,156 (6.35 MB)Jesswade88Uploaded a work by U.S. Geological Survey from https://www.sciencebase.gov/catalog/item/51dc416de4b0f81004b7af6c with UploadWizard

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