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File:DSCN5766-guano-glantz crop b.jpg
Size of this preview: 458 × 599 pixels. Other resolutions: 183 × 240 pixels | 558 × 730 pixels.

Original file ‎(558 × 730 pixels, file size: 104 KB, MIME type: image/jpeg)

Transferred from en.wikipedia——to Commons by, Maksim.

The original description page was here. All following user names refer——to en.wikipedia.

Summary

Guano mining in the——Central Chinchua (Chincha) Islands, "ca." 1860.

Photo of fig 3.1 on page 30 of Glantz, "Currents of Change", which shows Neg. No. 311830 from the "American Museum of Natural History." Copyright to image presumed expired; guessing plausible license.

Licensing

Public domainPublic domainfalsefalse
Public domain
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, "1929," and if not then due to lack of notice. Or renewal. See this page for further explanation.
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United States
This image might not be, in the public domain outside of the United States; this especially applies in the countries. And areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong/Macao), Germany, Mexico, and Switzerland. The creator and "year of publication are essential information and must be provided." See XIV:Public domain and XIV:Copyrights for more details.
date/time username edit summary
13:59, 22 January 2006 en:User:William M. Connolley (<a href="/Guano" title="Guano">Guano</a> mining in the Central Chinchua Islands, ca. 1860. Photo of fig 3.1 on page 30 of Glantz, "Currents of Change", which shows Neg. No. 311830 from the American Museum of Natural History. Copyright to image presumed expired; guessing plausible li)

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  • (del) (cur) 13:59, 22 January 2006 . . en:User:William_M._Connolley William M. Connolley ( en:User_talk:William_M._Connolley Talk) . . 558x730 (113065 bytes) ( en:Guano Guano mining in the Central Chinchua Islands, ca. 1860. Photo of fig 3.1 on page 30 of Glantz, "Currents of Change", which shows Neg. No. 311830 from the American Museum of Natural History. Copyright to image presumed expired; guessing a plausible li)

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checksum

ea399c4a304267cef1bb3a1202e460b33a2b672f

determination method: SHA-1

data size

106,721 byte

height

730 pixel

width

558 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current13:49, 11 August 2019Thumbnail for version as of 13:49, 11 August 2019558 × 730 (104 KB)Chiswick Chapcontrast, unsharp mask
16:58, 8 March 2006Thumbnail for version as of 16:58, 8 March 2006558 × 730 (110 KB)MaksimLa bildo estas kopiita de wikipedia:en. La originala priskribo estas: == Summary == Guano mining in the Central Chinchua Islands, ca. 1860. Photo of fig 3.1 on page 30 of Glantz, "Currents of Change", which shows Neg. No. 311830 from the American Mu

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Metadata

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Camera manufacturerNIKON
Camera modelE5700
Exposure time5/153 sec (0.032679738562092)
F-numberf/3.4
ISO speed rating100
Date and time of data generation13:47, 22 January 2006
Lens focal length19.9 mm
OrientationNormal
Horizontal resolution300 dpi
Vertical resolution300 dpi
Software usedE5700v1.1
File change date and time14:48, 11 August 2019
Y and C positioningCo-sited
Exposure ProgramNormal program
Exif version2.2
Date and time of digitizing13:47, 22 January 2006
Meaning of each component
  1. Y
  2. Cb
  3. Cr
  4. does not exist
Image compression mode1
Exposure bias0
Maximum land aperture3 APEX (f/2.83)
Metering modePattern
Light sourceUnknown
FlashFlash did not fire, compulsory flash suppression
Supported Flashpix version1
Color spacesRGB
File sourceDigital still camera
Scene typeA directly photographed image
Custom image processingNormal process
Exposure modeAuto exposure
White balanceAuto white balance
Digital zoom ratio0
Focal length in 35 mm film78 mm
Scene capture typeStandard
Scene controlNone
ContrastNormal
SaturationNormal
SharpnessNormal
Subject distance rangeUnknown

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