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
154 pages • first pub 2012 (editions)
ISBN/UID: 9780547370248
Format: Hardcover
Language: English
Publisher: Houghton Mifflin
Publication date: 20 November 2012
Description
Once, no humans lived on the continent of North America; then they began to journey, the first migrants arriving perhaps 15,000 to 20,000 years ago. When a skeleton from long-ago centuries is discovered, scientists want to study it for information...
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
154 pages • first pub 2012 (editions)
ISBN/UID: 9780547370248
Format: Hardcover
Language: English
Publisher: Houghton Mifflin
Publication date: 20 November 2012
Description
Once, no humans lived on the continent of North America; then they began to journey, the first migrants arriving perhaps 15,000 to 20,000 years ago. When a skeleton from long-ago centuries is discovered, scientists want to study it for information...