Here's Why: Science in Sports : (Original Title: Young Scientist and Sports) /
Barr, George
Here's Why: Science in Sports : (Original Title: Young Scientist and Sports) / Barr George ; Illus. by Mildred Waltrip. - 1st printing - New York : Scholastic Book Services, 1965. - 156 p. : illus. ; 21 cm.
Games. Sport Games
Here's Why: Science in Sports : (Original Title: Young Scientist and Sports) / Barr George ; Illus. by Mildred Waltrip. - 1st printing - New York : Scholastic Book Services, 1965. - 156 p. : illus. ; 21 cm.
Games. Sport Games