What Is a Pulley? |
|
| Author:
| Douglas, Lloyd G.
Douglas, Lloyd |
| ISBN: | 978-0-613-58883-6 |
| Publication Date: | Sep 2002 |
| Publisher: | Turtleback
|
| Book Format: | Hardback |
| List Price: | USD $14.70 |
Book Description:
|
Introduces pulleys and how they work to raise flags, as well as heavy objects
Introduces pulleys and how they work to raise flags, as well as heavy objects