Beyer 'Hyper-bola' domestic loudspeaker.
Details
- Category:
- Radio Communication
- Object Number:
- Y1975.18
- Materials:
- metal (unknown), copper (metal) and wood (unidentified)
- Measurements:
-
overall: 281 mm x 230 mm x 125 mm,
- type:
- loudspeaker
- credit:
- Gift of A.C. Rose-Innes
