May 24, 1918.

THE COLLIERY GUARDIAN.	[ SUPPLEMENT PAGE HI.]	1065

TWO

REG9 TRADE MARK

fit

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c o.

LTD-

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SOLE

MAKERS

F. R EDDAWAY &

PENDLETON,
MANCHESTER

LONDON OFFICE

• SO/hLIME ST., E.C'.





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CENTURIES’ IIIllIllllllllIlIllllllllllllllllllllllllE

REPUTATION.

STEEL

FOR ALL PURPOSES

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/xNO

Mx\

eo^c

COLLIERY

TOOLS

OF EVERY
DESCRIPTION

CELEBRATED HALFMOON

FILES

MATTHIAS SPENCER &

= TELEPHONE:

1231
CENTRAL.

SONS

ALBION STEEL WORKS
SHEFFIELD

TELEGRAMS :
SPENCER
SHEFFIELD.

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E. C. THEEDAM

LTD.

DUDLEY, Wore.,
Factors and Manufacturers of
Colliery Requisites.

Mechanical & Electrical SIGNAL BELLS.
Ordinary and Indicating Signal Bells (Mechanical
and Electrical) with Indicator and Non-accumulative
Ringing Lever or Key,

ELASTIC ENAMELLED PLATES

FOR NOTICES IN COLLIERIES & MINES.
Abstract of C.M.R. Act, General Regulations,
Signals (Winding, Sinking & Haulage), Electricity

Notices, Restoration Plates, &c.

Coal Baskets,

Chimneys, Coal

Rakes, Elevator Buckets, Mining

Haulage Clips, Barrows, Pit Tubs, &c.



Steel

Kibbles,

ggl

DON’T WASTE TIME

No TROUBLE
to FIT
or REMOVE.

No damage to
bolt.

Specified and used
by the
War Office

AND

Admiralty.

undeb

ana SAVE
TIME &
MONEY.

One firm use over
200,000 monthly.

IN USE on over

60 Collieries.

SAMPLES, Calendar and Matchcase, FBEE»

MECHANICAL ENGINEERING OF COLLIERIES. t.c.pbJtErs.

Vol. I., Price ais. net (By post 21b. 8d.l.	Vol. II., Price 10s. 6d. net (By post Ho.).

SUPPLEMENTARY VOL.—Price ios. 6d. net (By post Us.).

THE COLLIERY GUARDIAN CO. LTD.. 30 & 31, Fumival Street, Holborn, London, E.C. 4

We develop and purchase good mechanical patents.

“ FASTNUT” Ltd., 159-161, Gt. Portland St,W. 1.

Malleable Iron Castings)

Rr@m 6 Wade

AIR. COMPRESSORS

STEEL ALLOY CASTINGS

THOMAS L. HALE LTD.,

WALSALL, Staffordshire.

------ ON ADMIRALTY AND

, . ('“Hale, Founders. Wai salt”
Talegraphic ‘‘Malgteelt Manchester.”
Addresses:	Fairman, Glasgow."

WAR OFFICE LISTS. ------

Telephone
Nos.:

Walsall, 408 (pte. ex?
Manchester. 20, Pendleton.
Glasgaw, 210, Central.

Totally Enclosed
and Perfectly
Dustproof.

Need the minimum
of attention.

THEY ARE
Particularly suit-
able for working
in Dusty
situations.

EFFICIENT
e
DURABLE

ACCESSIBLE

SIZES :

5 to 1,000 c. ft.

ANY DRIVE,

Fixed or Portable.

MICHELL	WORKS:	HYATT

PATENT _

thrust High Wycombe. roller

BEARINGS. & J	BEARINGS