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Primary
San Jose State University

Sjsu: Agriculture in the Middle Colonies

For Students 9th - 10th
An excerpt of a primary source, American Husbandry, a book from 1775, describing the crops of the Middle Colonies.
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Website
Independence Hall Association

U.s. History: Historic Philadelphia: Philadelphia History

For Students 9th - 10th
Reading through the beginning of this article will show the role shipping and ship building played in Philadelphia's economy.