Library Binding
(Dodd, Mead & Company, March 15, 1970)
A wonderful book full of illustrations that speak about North American trees and their qualifiable attributes. Even has a section that talks about those trees' seeds, also will a lot of illustrations.
Introduces the various kinds of muscles, describes their structure, their relationship to the bones, how they function, and the most important muscles, and examines the importance and effects of exercise.