Chelsea Wald

2 books

Pipe Dreams: The Urgent Global Quest to Transform the Toilet by Chelsea Wald

Pipe Dreams: The Urgent Global Quest to Transform the Toilet

Chelsea Wald

288 pages • first pub 2021 (editions)

nonfiction health science technology funny informative inspiring medium-paced
A Traveler's Guide to Astronomy and Space in the Southwest by Chelsea Wald
A Traveler's Guide to Astronomy and Space in the Southwest
—
Chelsea Wald

A Traveler's Guide to Astronomy and Space in the Southwest

Chelsea Wald

78 pages • first pub 2012 (editions)