January 5, 1917.

THE COLLIERY GUARDIAN.

11

JEFFREY’ELECTRIC LOCOMOTIVES

Trolley and Storage Battery.

------- HAULAGE CAPACITIES from 20 to 500 TONS. .-

THE HAULAGE WITH A FUTURE.

Hugh Wood & Co. Ltd.,

65, Fenchurch Street, London, E.C.

NEWCASTLE-ON-TYNE & CARDIFF.

Telegrams—“ HUWOD, FEN, LONDON.”
Telephone—AVENUE, 1545.

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4 ton “JEFFREY” Storage Battery Locomotive in Mine.





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Charging Station for “JEFFREY” Storage Battery Locomotives.







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HAILWOOD COMBUSTION

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details

has attained this
these advantages.

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effect in your i

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Greater gas=detecting
cheaper than an elec