Valve Drum
Magnetic drum.
- Measurements:
-
overall: 420 mm 320 mm,
- Materials:
- meta , metal (unknown) , glass and plastic (unidentified)
- Object Number:
- Y1984.173.2
- type:
- computer component
Twleve Caribonum Dolphin twin spool nylon ribbons for printers, in cardboard boxes with sales invoice and accompanying instruction manual and wiring schematics for a Friden Flexowriter, c1975
Magnetic drum.
Friden Flexowriter Mk 1 Model F computer input/output equipment. Includes seporate spool (part numbered Y1984.173.3.1)