Open content guide
Six images and ten Creative Commons pictograms used in Open Content – A Practical Guide to Using Creative Commons Licenses by Till Kreutzer (PDF, 2.3 MB, 75 pages, 2014, ISBN 978-3-940785-57-2). The guide is also available on meta.wikimedia.org for translations: [es] [fr] [it] [pl] [sv].
Images
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Hot-air balloon
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Saint Petersburg Mosque
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Galileo Galilei planetarium
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Ice flower
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Friendship plant
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Scarab beetle
CC pictograms
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BY (by attribution)
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SA (share alike)
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NC (non-commercial)
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ND (no derivatives)
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CC BY
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CC BY-SA
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CC BY-NC
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CC BY-ND
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CC BY-NC-SA
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CC BY-NC-ND