June 2, 1916.

THE COLLIERY GUARDIAN.

1063

Patent No. 7638. and Patents Nos. 7241 and
17607 annlied for.

12

RAISE,

Slower

.STEADILY.

9\
k 8

•w-—

Z4

5 J

/RA.'SE^Bai

Ustop/^

SXloner

i

WINDING
SIGNALS
“ NONCUMULATIVE.”

DAVIS’S Self-Contained

SOLENOID BELL

with DIAL INDICATOR.

Simple, Efficient, Inexpensive

SEND FOR LIST 41 V.

JOHN DAVIS & SON
(DERBY) LTD.,
All Saints Works, DERBY;

and 17, Victoria St., Westminster, London, S.W

Phone—240 Derby. Telegrams—“ Davis, Derby.”

No. 48. Haulage Hope.

J. 6 E.

WRIGHT

(Established 1770)	LTD.,

Universe Wire Rope Works,

BIRMINGHAM.

Highest Quality

No. 49. Winding Rope.

STEEL WIRE ROPES

No. 59. Winding B ope

In FLATTENED STRAND
LOCKED COIL and OTHER
SPECIAL CONSTRUCTIONS
FOR MINING AND
ENGINEERING PURPOSES.
Telegrams—“Universe, Birmingham.”
Telephones—Birmingham 6914 Central
(3 lines).

No. 64. Guide Rope.

ROPE
DRIVING.

FOR EFFICIENCY
DURABILITY USE ™

DIPLOMAS OF HONOUR
BRUSSELS and TURIN.

Illustrated Lecture on—

‘ THE TRANSMISSION
OF POWER BY
ROPES.”

Post Free on Applicati<ln.

A *

Telegrams:
“ Kenyon, Dukinfield.”

Telephone:

494 Ashton.

LONDON OFFICE :

95 & 97, Finsbury Pavement,
E.C.

Wm. KENYON & SONS Ltd.,

CHAPEL FIELD WORKS.

DUKINFIELD, near MANCHESTER.



Steel Underframe

Railway Car-
r-ages, Tramars,
a d Wagons of
every description
for Hire and Sale
by Immediate or
Deferred Pay-
ments. Ironwork,
Wheels and Axles.

WAGONS.

Also Wagons with Oak Underframes

Makers of HYDRAULIC PRESSED BOSS
and other WHEELS and AXLES.

F>RESSEE> STEEL BOGIES*

Wagons for
Hire, capable of
carrying Six,
Eight and Ten
Tons, part of
which are con-
structed specially
for Shipping pur-
poses. Wagons
in Working Order
maintained by
Contract.

SECOND-HAND RALLAST WAGONS FIT FOR MAIN LINE TRAFFIC.

Sole Manufacturers of Dean & Churchward’s “ EITHERSIDE

BRAKE,” and Marillier’s Patent “ INSTANTER COUPLING.

QUALITY in SWITCH GEAR.

LIQUID
SWITCH
GEAR
of
HIGH-
CLASS
MAKE
and
GOOD
DESIGN.

■W’

WRITE
for
LIST

No. 60
with

PRICES
and

OUTPUTS

The Birmingham Railway
Carriage &> Wagon Co. L'tdL.,
WORKS : SMETHWICK, BIRMINGHAM.

MECHANICAL ENGINEERING OF COLLIERIES. T. c. inters

Vol. 1.. Price 21s. net (By post 21s. 8d?.	Vol. II., Price ios. 6d. net (By post Ila.).

SUPPLEMENTARY VOL.-Price ios. 6d. net (By post Ils.).

THE COLLIERY GUARDIAN CO. LTD., 30 & 31, Furnival Street, Holborn, London, E.C.

ELECTRIC PLANT ^ACCESSORIES

CABLES & SWITCHES,
CARBON &• METAL	I f i I

LAMPS.	I ■ I I " I I I

HASLAM & STRETTON,Lr,D
ll.WINDSOR PLACE.
. . CARDIFF. . .

J. H. HOLMES & CO., Newcastle-on-Tyne.

TELEG: "TNOR”

TELEP: 2978 (TWO LINES/
___________________________i

'good ^ntiedtment.

PROVENDER Prepared in Half
Time with Half Labour.

faWill IjryTli i s Va Ive

BECAUSE IT’S

THE “BETALL” RENEWABLE;

Cloth, Price is. 8d. post free.

SUGGESTED RULES for
FOR

RECOVERING COAL MINES AFTER
EXPLOSIONS AND FIRES.

By W. E. GARFORTH.

THE COLLIERY GUARDIAN CO. LTD.,

30 & 31, Furnival Street, Holborn, London, E.C.

DRAWINGS, SPECIFICATIONS, for Complete Plants

from 5 cwt. to 5 tons per hour.

PATENT DUST
EXTRACTORS.

PATENT
MIXERS.

CRUSHERS and
SIFTING
MACHINERY.

Telephone—3241 (2 lines). Telegrams—“Elevator, Leeds.”

GEORGE PORTEUS,

Engineer, LEEDS.

to

PRATCHITT

BROTHERS,

Denton Ironworks, CARLISLE.

PUMPING, WINDING and

It’s made in the Steam Users’ Interest for
High Pressures and Superheated Steam.

SEND FOR CATALOGUES FREE. E st, 1877.

Over 2,00O British Steam Users are now
using the “ BETALL” Valves.

JAMES BALDWIN & CO., KEIGHLEY.

Engineers and Founders.

HAULING ENGINES

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f 8