com/people/25605600@N00 publication date: 16 January 2009 operator: Flickr described at URL: https://www.flickr.com/photos/alexandervandijk/3200309265/
Steve Jurvetson publication date: 23 May 2013 operator: Flickr described at URL: https://www.flickr.com/photos/jurvetson/8786799799/ determination method:
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