File:Walker-dm.jpg

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Walker-dm.jpg(475 × 600 pixels, file size: 53 KB, MIME type: image/jpeg)
Description

David Mathieson Walker

Date
Source http://www.jsc.nasa.gov/Bios/htmlbios/walker.html
Author NASA
Permission
(Reusing this file)
Public domain
This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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Date/TimeThumbnailDimensionsUserComment
current10:46, 2 November 2009Thumbnail for version as of 10:46, 2 November 2009475 × 600 (53 KB)Myself488 (talk | contribs)higher resolution from http://astro.zeto.czest.pl/astros/154.jpg
16:33, 4 June 2007Thumbnail for version as of 16:33, 4 June 2007386 × 480 (65 KB)Tianxiaozhang~commonswiki (talk | contribs){{Information |Description=David Mathieson Walker |Source=http://www.jsc.nasa.gov/Bios/htmlbios/walker.html |Date= |Author=NASA |Permission={{PD-USGov-NASA}} |other_versions= }}
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