File:Hopcrofg.jpg

Original file (1,200 × 1,600 pixels, file size: 196 KB, MIME type: image/jpeg)

Summary

Description
English: Photo Of John Hopcroft, in SPbSU ITMO
Date
Source Own work
Author Pavel.mavrin
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Licensing

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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URL: https://commons.wikimedia.org/wiki/user:Pavel.mavrin
author name string: Pavel.mavrin
Wikimedia username: Pavel.mavrin

copyright status

copyrighted, dedicated to the public domain by copyright holder

copyright license

released into the public domain by the copyright holder

inception

24 September 2009

source of file

original creation by uploader

data size

200,909 byte

height

1,600 pixel

width

1,200 pixel

media type

image/jpeg

checksum

cd1647e366745ade4807fba0b9f3ec129580b9ec

determination method or standard: SHA-1

exposure time

0.02 second

f-number

4

ISO speed

640

focal length

21.11 millimetre

File history

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Date/TimeThumbnailDimensionsUserComment
current13:06, 1 October 2009Thumbnail for version as of 13:06, 1 October 20091,200 × 1,600 (196 KB)Pavel.mavrin~commonswiki{{Information |Description={{en|1=Photo Of John Hopcroft, in SPbSU ITMO}} |Source={{own}} |Author=Pavel.mavrin |Date=2009-09-24 |Permission= |other_versions= }}

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allikas: https://en.wikipedia.org/wiki/File:Hopcrofg.jpg