File:CharlesRichter.jpg

Original file (432 × 682 pixels, file size: 210 KB, MIME type: image/jpeg)

Summary

Description
English: Charles Richter, 1900-1985. c.1970
Date circa 1970
date QS:P,+1970-00-00T00:00:00Z/9,P1480,Q5727902
Source https://earthquake.usgs.gov/learning/topics/people/int_richter_2.php
Author en:Caltech photograph
Permission
(Reusing this file)		 PD-USGOV.

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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Wikipedia upload log

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  • 2008-04-06 07:29 Tillman 432×682×8 (248923 bytes) Charles Richter, 1900-1985 [[USGS]] photograph, c.1970 Source: http://earthquake.usgs.gov/learning/topics/people/int_richter_2.php

Captions

Richter magnitude scale

Items portrayed in this file

depicts

Charles Francis Richter

media type

image/jpeg

checksum

1750f5df1ac733772ff27d59a78606a9c5e82f7b

determination method or standard: SHA-1

data size

214,534 byte

height

682 pixel

width

432 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current09:51, 17 January 2013Thumbnail for version as of 09:51, 17 January 2013432 × 682 (210 KB)Twinsdaygrayscale, improve contrast
09:50, 11 April 2008Thumbnail for version as of 09:50, 11 April 2008432 × 682 (243 KB)File Upload Bot (Magnus Manske) {{BotMoveToCommons|en.wikipedia}} {{Information |Description={{en|Charles Richter, 1900-1985 en:USGS photograph, c.1970 Source: http://earthquake.usgs.gov/learning/topics/people/int_richter_2.php}} |Source=Transferred from [http://en.wikipedia.org

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