Here's some context on the RCA 1802 (COSMAC) Membership Card, also by Lee Hart at the same website, which is the real star of the lineup: http://www.retrotechn

Here's some context on the RCA 1802 (COSMAC) Membership Card, also by Lee Hart at the same website, which is the real star of the lineup: http://www.retrotechnology.com/memship/memship.html http://www.retrotechnology.com/memship/memship.html