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Dette værk er blevet udgivet som offentlig ejendom af dets skaber, Mudgineer at engelsk Wikipedia. Dette gælder i hele verden. I nogle lande er dette ikke juridisk muligt. I så fald: Mudgineer giver enhver ret til at anvende dette værk til ethvert formål, uden nogen restriktioner, medmindre sådanne restriktioner er påkrævede ved lov.Public domainPublic domainfalsefalse

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• 2008-06-04 03:23 Mudgineer 215×633× (52028 bytes) {{Information |Description=diagram of an annulus |Source=I created this image entirely by myself. |Date= 6/3/08 |Author=~~~ |other_versions= }}
• 2008-06-04 02:23 Mudgineer 215×633× (50459 bytes) Diagram of Annulus (Author Roy Lee, own work, freely licensed.)