January 11, 1918.

THE COLLIERY GUARDIAN.

61

By Tests The Best

ACTUAL RESULTS OF TRIALS

INCREASE IN EVAPORATION.

These tests were carried out at one of the largest Collieries in the United Kingdom.

“PERFECTA” BOILER CIRCULATOR Ltd., 39, Victoria Street, LONDON, S.W. 1.

The BUTTERLEY COMPANY Ld.,

---------: PIT TRAM AND WAGON WORKS :--

Telephone:

No. 67, 68, & 69, Ripley.

Codnor Park, ALFRETON.

Telegrams :
“ Smedley, Ironville.”

=• PIT TRAMS in WOOD or STFEL.

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OPEN.	CLOSED.

COLLIERY OWNERS and MANAGERS are invited to send for particulars of

3	The BUTTERLEY PATENT ADJUSTABLE END. A novel idea in pit trams.

bb	Designed to comply with the Coal Mines Act, 1911, and to facilitate loading.

■J	Can be Readily Fixed to Existing Trams.	Girders Hydraulically Cold Straightened.