May 4, 1990
Certificate with images of trees and shell. Text reads: "The children from Wondertree, on behalf of children worldwide, wish to thank and acknowledge Linus Pauling for deepening our understanding of the structure of the universe, for being a model and inspiration through personal example, and for making the world a safer place for us all to live."
Awarded by Wondertree Learning Community.
Name: Wondertree Learning Community