Inscription Recto, in image: Union / it is not magic or strength / But understanding: / All of us in one of us / Walking forward.
Diagrams in image numbered 1-22
Recto, upper right corner, red ink stamp
Verso, lower right corner, in graphite: Alberto Rios [poet's signature?]
Verso, lower right corner: Segura chopmark
Provenance Collection of Susie and Scott Robertson, Scottsdale, AZ; Birmingham Museum of Art, Birmingham, AL, 2003