Site Credits

Text by William B. Ashworth, Jr

Bibliographic information by Bruce Bradley

Digital images by Jon Rollins

Comments are most welcome; please address them to:
ashworthw@umkc.edu or bradleyb@lindahall.org

The online exhibition was designed and converted by
Lyn Marie Harris.

Illustration to item 38 ©1960 University of Chicago Press, used by permission.

Illustration to item 45 courtesy of National Space Science Data Center