CO129-464 - Public Offices - 1920

1

SECTIONAL DIAGRAM OF HARBOUR CABLE

GALVANIZED MILD STEEL WIRE

HEMP YARN, OZOKERITË.

COPPER WIRES,

PAPER.

MUNTZ METAL TAPE

DRAWING H23164.

SCALE-

„OZOKERITE PREPARED TAPE

INSULATING COMPOUND

JUTE YARN

LEAD TUBE

HEMP PRESERVATIVE

COMPOUND.