Original file (2,000 × 942 pixels, file size: 944 KB, MIME type: image/jpeg)

Summary

Description
English: Stigmaria, a fossil tree root. Upper Carboniferous of northeastern Ohio.
Date
Source Own work
Author Wilson44691

Photograph taken by Mark A. Wilson (Department of Geology, The College of Wooster). [1]

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author name string: Wilson44691
Wikimedia username: Wilson44691

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copyrighted, dedicated to the public domain by copyright holder

copyright license

released into the public domain by the copyright holder

captured with

Nikon Coolpix 4500

source of file

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inception

24 August 2008

exposure time

0.02506265664160401002 second

f-number

4.4

focal length

9.1 millimetre

ISO speed

100

media type

image/jpeg

instance of

photograph

data size

966,610 byte

height

942 pixel

width

2,000 pixel

checksum

d598f2a7a8758fb75e2b6caafca6c569c76192f9

determination method or standard: SHA-1

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Date/TimeThumbnailDimensionsUserComment
current14:16, 24 August 2008Thumbnail for version as of 14:16, 24 August 20082,000 × 942 (944 KB)Wilson44691{{Information |Description={{en|1=''Stigmaria'', a fossil tree root. Upper Carboniferous of northeastern Ohio.}} |Source=Own work by uploader |Author=Wilson44691 |Date=August 24, 2008 |Permission= |other_versions= }} Photograph taken

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