1G8 #1
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period: part of piktun glyph (8,000 years of 360 days)
1G8 #2
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period: part of piktun glyph (8,000 years of 360 days)
1G8 #3
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period: part of piktun glyph (8,000 years of 360 days)
1G8 #4
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period: part of piktun glyph (8,000 years of 360 days)