William Penn

They were botanists, but not of the dull variety: William’s journals inflamed the imaginations of the European romantics, and John may have inadvertently touched off the American Revolution

You can sum up the beginnings of natural history in America in one name: Bartram. John Bartram and his son William laid the groundwork for American botany and either directly or indirectly taught most of our early naturalists. Read more >>

From wilderness to foremost city of the colonies, and then to cosmopolitan capital of the Republic—this was Philadelphia’s first century