The portrait-oriented object is a reel-to-reel tape drive encased in a metal housing. A loose object has been separately packaged in a plastic bag and attached to the object.
Manufacturer
Telefunken
Identifying Numbers
Model number
MDS 251A
Printed on a metal plate attached to the front of the object
Other number
24.87. 42.18
Computer Museum Aachen deprecated registration number written on the front of the object