-38%
$99.00
價錢:$99
原價:$159
節省:$60
Keep It Clean!: Big Ideas That Changed the World
- 描述
描述
Part of the Big Ideas That Changed the World graphic novel series, this full-color book is appropriate for the classroom and includes a timeline, endnotes, and a bibliography.
In 1895, an engineer named George Waring was appointed New York City’s first commissioner of street cleaning. His task? To make a city with millions of people livable.



















