Stamped on a metal plate on the component side at the top
FAX NO. 012859 3807
Embossed on the solder side at the top
Embossed on the component side at the top
overall: 1/2 in x 8 in x 8 in
The object has 17 integrated circuits and a number of resistors, transistors, capacitors, and diodes. It also has two white plastic ocks and a push-button mechanism. Embossed on the component side is "[Copyright] 1975 MEMOREX CORP."