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http://waltlockley.com/dekum/dekum.htm
https://en.wikipedia.org/wiki/Green_Man
https://www.flickr.com/photos/dukeyearlook/3177715970/in/photostream/
http://waltlockley.com/dekum/dekum.htm
https://en.wikipedia.org/wiki/Green_Man
https://tkbr.publishing.sfu.ca/pub802/posts/page/2/
https://johncarlosbaez.wordpress.com/2014/01/04/the-pentagram-of-venus/