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File:William Rowan Hamilton portrait oval combined.png

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William_Rowan_Hamilton_portrait_oval_combined.png (373 × 512 pixels, file size: 117 KB, MIME type: image/png)

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Summary

Description
English: Sir William Rowan Hamilton.
Date (UTC)
Source
Author


This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Combined two versions of the same image to have better detail in both highlights and shadows.. The original can be viewed here: William Rowan Hamilton portrait oval 2.png: . Modifications made by Quibik.

Licensing

Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.

You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

Original upload log

This image is a derivative work of the following images:

  • File:William_Rowan_Hamilton_portrait_oval.png licensed with PD-old
    • 2010-08-27T20:43:45Z Quibik 373x512 (116255 Bytes) made the shape perfectly oval
    • 2010-08-27T20:37:16Z Quibik 376x513 (113993 Bytes) cropped
    • 2010-08-27T20:36:42Z Quibik 383x530 (114350 Bytes) made background transparent
    • 2010-08-26T10:07:05Z Quibik 383x530 (166390 Bytes) {{Information |Description={{en|1=Sir [[:en:William Rowan Hamilton|]].}} |Source=http://www.scientific-web.com/en/Physics/Biographies/WilliamRowanHamilton.html |Author={{unknown}} |Date={{other date|c|1960}} (per [http://www.
  • File:William_Rowan_Hamilton_portrait_oval_2.png licensed with PD-old
    • 2010-08-27T20:27:44Z Quibik 340x462 (83100 Bytes) grayscale
    • 2010-08-27T20:27:15Z Quibik 340x462 (111099 Bytes) made background transparent, cropped
    • 2010-08-26T10:11:56Z Quibik 355x480 (120497 Bytes) {{opaque}} == Summary == {{Information |Description={{en|1=Sir [[:en:William Rowan Hamilton|William Rowan Hamilton]].}} |Source=http://www.wired.com/science/discoveries/news/2009/04/dayintech_0423 (received from Corbis) |Auth

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inception

30 August 2010

File history

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Date/TimeThumbnailDimensionsUserComment
current11:37, 30 August 2010Thumbnail for version as of 11:37, 30 August 2010373 × 512 (117 KB)Quibikcontrast adjustment
11:31, 30 August 2010Thumbnail for version as of 11:31, 30 August 2010373 × 512 (113 KB)Quibikmore contrast
11:30, 30 August 2010Thumbnail for version as of 11:30, 30 August 2010373 × 512 (132 KB)Quibikmore exact positioning
11:20, 30 August 2010Thumbnail for version as of 11:20, 30 August 2010373 × 512 (103 KB)Quibik== {{int:filedesc}} == {{Information |Description={{en|1=Sir William Rowan Hamilton.}} |Source=*File:William_Rowan_Hamilton_portrait_oval.png *File:William_Rowan_Hamilton_portrait_oval_2.png |Date=2010-08-30 11:1

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