$3.50
PangoBooks money back guarantee. Learn more
Product Details
Seller Description
#homeschool#geography#exploration#science#astronomy#navigation#clockmaking
Tags
by: Dava Sobel
Overview
Describes the forty-year effort of John Harrison to invent the chronometer, the first instrument able to keep accurate time for navigational purposes.
32 copies available
Sold Out
4.7
5.0
4.9
4.0
4.3
Be the first one to review
Review the book today!