Sera Bonds’s Reviews > A Brief History of Earth: Four Billion Years in Eight Chapters > Status Update

Sera Bonds

Sera Bonds is 65% done

— May 16, 2026 09:26AM

A Brief History of Earth: Four Billion Years in Eight Chapters

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Sera Bonds

Sera Bonds is 35% done

— May 06, 2026 07:42PM

A Brief History of Earth: Four Billion Years in Eight Chapters

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