Additional Resources
Credits
Text by
William B. Ashworth, Jr
Bibliographic information by
Bruce Bradley
Digital images by
Jon Rollins
The online exhibition was designed and converted by
Lyn Marie Harris.
Exhibition migration by
Rebeca Escamilla
Comments are most welcome; please address them to:
ashworthw@umkc.edu
Illustration to item 32 ©1960 University of Chicago Press, used by permission.
Illustration to item 39 courtesy of National Space Science Data Center