The story of Jonas Salk and the discovery of the polio vaccine (Cornerstones of freedom)

By Jim Hargrove

Recounts the successful search of Jonas Salk for the vaccine that conquered polio. This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0516047477
• ISBN13: 9780516047478
• Release Date: January 1990
• Publisher: Childrens Press
• Length: 29 Pages
• Weight: 0.11 lbs.
• Age Range: 8 to 11 years
• Grade Range: Grades 3 to 6