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sydney-barnes documents
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The Tilt of Earth Terms Earths tilt23.5° summer solsticeautumnal equinox –(June 21st)(Sept. 22nd) winter solsticevernal equinox –(Dec. 21st)(March 21st)
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Godfrey Rust, FRBR Workshop, Ohio May 4 2005 © Rightscom 2005 Thoughts from a different planet