Object is a CPU box with a big red power switch and a blue test/normal toggle. The keyboard has a normal layout plus a numeric pad, F1-F8 keys, and various control keys.
Date
1985
Manufacturer
International Business Machines (IBM)
Place Manufactured
United Kingdom
Identifying Numbers
Model number
3727
Silver label on bottom
Other number
331X-55
White label on bottom of keyboard
Part number
5641317
White label on bottom
Serial number
3727-55-02394
White label on bottom
Dimensions
overall: 4 in x 19 in x 9 in; overall: 4 1/2 in x 19 in x 14 in