Files: *
Copyright: 2017 Marco Musy <marco.musy@embl.es>
License: MIT

Files: bricks.jpg
Source: https://pxhere.com/en/photo/1257585
Copyright: 2017 pxhere
License: cc0-universal

Files: gold.jpg
Source: https://pxhere.com/en/photo/670741
Copyright: 2017 pxhere
License: cc0-universal

Files: grass.jpg
Source: https://pxhere.com/en/photo/1153308
Copyright: 2017 pxhere
License: cc0-universal

Files: leather.jpg
Source: https://pxhere.com/en/photo/771255
Copyright: 2017 pxhere
License: cc0-universal

Files: marble.jpg
Source: https://pxhere.com/en/photo/1294720
Copyright: 2017 pxhere
License: cc0-universal

Files: paper1.jpg
Source: https://pxhere.com/en/photo/1326585
Copyright: 2017 pxhere
License: cc0-universal

Files: paper2.jpg
Source: https://pxhere.com/en/photo/554100
Copyright: 2017 pxhere
License: cc0-universal

Files: paper3.jpg
Source: https://pxhere.com/en/photo/1412534
Copyright: 2017 pxhere
License: cc0-universal

Files: paper4.jpg
Source: https://pxhere.com/en/photo/1412534
Copyright: 2017 pxhere
License: cc0-universal

Files: water.jpg
Source: https://pxhere.com/en/photo/726313
Copyright: 2017, pxhere
License: cc0-universal

Files: white.jpg
Source: https://pxhere.com/en/photo/1153705
Copyright: 2017 pxhere
License: cc0-universal

Files: wood1.jpg
Source: https://pxhere.com/en/photo/764955
Copyright: 2017 pxhere
License: cc0-universal

Files: wood2.jpg
Source: https://pxhere.com/en/photo/99133
Copyright: 2016 pxhere
License: cc0-universal

Files: wood3.jpg
Source: https://pxhere.com/en/photo/841363
Copyright: 2017 pxhere
License: cc0-universal

Files: earth1.jpg
 earth0.jpg
Source: http://planetpixelemporium.com/earth.html
Copyright: 2006 james hastings-trew <jimht@shaw.ca>
License: public-domain
 I have gathered together all of the public domain data to create this
 synthesis of images. 1K versions of these images are free.


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License: public-domain
 Files in the public domain have no restrictions on use and may be
 used, modified and redistributed freely.

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License: cc0-universal
 Creative Commons Public Domain Dedication (CC0 1.0)
 .
 This is a human-readable summary of (and not a substitute for) the
 license. The full text is found at
 https://creativecommons.org/publicdomain/zero/1.0/
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 The person who associated a work with this deed has dedicated the work
 to the public domain by waiving all of his or her rights to the work
 worldwide under copyright law, including all related and neighboring rights,
 to the extent allowed by law.
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 You can copy, modify, distribute and perform the work,
 even for commercial purposes, all without asking permission.