Specimens: jointing sleeves for telephone wires
Seven specimens of jointing sleeves for telephone wires
Details
- Category:
- Telecommunications
- Object Number:
- 2014-436
- Materials:
- copper (metal)
- Measurements:
-
Three Parts: 4 mm x 113 mm x 6 mm,
Two Parts: 2 mm x 77 mm x 3 mm,
One Part: 2 mm x 89 mm x 4 mm,
- type:
- telephone wire jointing sleeves and specimens
- copyright:
- BT Heritage and Archives
- credit:
- Unknown source