1330

[supplement PAGE XVI.]

THE COLLIERY GUARDIAN.

December 20, 1918.

STERLING

CRUCIBLE

STERLING

Crucible
for TAPS DI
FINISHING
TOOLS



12

RAISE,

■STEADILY,

RAISE
^STQP,

V

WINDING

SIGNALS

“NON-CUMULATIVE.”

ELECTRIC.
MECHANO-ELECTRIC.
MECHANICAL.

SIMPLE.

EFFICIENT.
INEXPENSIVE.

A M BUYERS & SELLERS of

ROE IRON, STEEL AND
SCRAP METALS

Importers, Exporters
anti Genera! Merchants.

BROS. &

CO. LTD

Town Hall Chambers,
SHEFFIELD.

Tel. Address “Emu, Sheffield.”
Telephone No. 61 Central.

LONDON OFFICE:

KING’S HOUSE, KINGSWAY, W.C.2.
and at Glasgow &. Philadelphia, U.S.A.

HOLLOW DRILL STEEL.

FINISHED DRILLS.

IRON AND STEEL BARS.

COLLIERY CASTINGS of
all descriptions.

WHEELS AND AXLES.

PIT TURNS, &c., &c.

ELECTRIC & CRUCIBLE
STEEL BARS.

DAVIS’S SPECIAL

PRINCEPS PATENT

RELEASING GEAR.

HAULAGE PLANE
SIGNALS
Electric or Mechano-Electric.

SEND FOR LIST 41 v.

JOHN DAVIS &. SON (Derby) Ltd.

All Saints Works, DERBY ; & 17, Victoria Street, Westminster, S.W. 1.

“DEFLECTOR” OIL SEPARATOR.

-V

■ - ’ ■•-. ■;

Capacity, 300,000 lbs. of
steam per hour,
60" diameter main.

ONE OF THE LARGEST
EXTRACTORS MADE IN THIS
COUNTRY.

PRINCEPS A CO.,
Engineers,
SHEFFIELD.