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THE

COLLIERY MANAGER'S

HANDBOOK

THE

PHOSPHOR BRONZE CO.

Limited,
Sole Makers of the following ALLOYS;

Phosphor Bronze ("Cog Wheel" & "Vulcan " Brands).

Ingots, Castings, Plates, Strip, Bars, and Wire. “Duro Metal” (Registered) Alloys A and B.

A Bronze for Roll Bearings, Wagon Brasses, &c. Phosphor Tin and Phosphor Copper.

“Cog Wheel” Brand. The best qualities made. Aluminium and Manganese Bronze and

Brass ("Vulcan " Brand).

WHITE ANTIFRICTION ALLOYS.

Plastic Metal ("Cog Wheel" Brand).

The best Filling and Lining Metal in the Market. Babbitt's Metal ("Vulcan " Brand).

Made in Seven Grades, from £45 upwards. " White Ant" Registered) Metal, No. 1.

Cheaper than any Babbitt's, and fully equal to best Magnolia

Metal. "White Ant” Bronze (a White Metal).

Superior to Fenton's Metal for Cast Car Bearings, &c. Kingston Metal of Finest Quality.

Castings in Bronze, Gun Metal, Brass, and Aluminium

to Drawings or Patterns. Machined if desired.

87, SUMNER ST., SOUTHWARK, LONDON, S.E.

And at BIRMINGHAM.

THE

COLLIERY MANAGER'S

HANDBOOK

A COMPREHENSIVE TREATISE ON THE LAYING-

OUT AND WORKING OF COLLIERIES

DESIGNED AS

A BOOK OF REFERENCE FOR COLLIERY MANAGERS

AND

FOR THE USE OF COAL-MINING STUDENTS PREPARING

FOR FIRST-CLASS CERTIFICATES

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MINING ENGINEER AND SURVEYOR, MEMBER OF THE NORTH OF ENGLAND INSTITUTE

OF MINING AND MECHANICAL ENGINEERS, AND MEMBER OF THE

SOUTH WALES INSTITUTE OF MINING ENGINEERS

FIFTH EDITION, CAREFULLY REVISED AND GREATLY ENLARGED

Containing over 1,000 Diagrams, Plans, and other Ellustrations

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PREFACE TO FIRST EDITION.

Even a slight acquaintance with the duties and responsibilities of a Colliery Manager will lead to the conclusion that he had need be almost omniscient within his own province. Besides his responsibility for satisfactory results in the openingout and working of a colliery, under the ever-varying conditions of coal-mining enterprise, there rests upon him a heavy legal as well as moral responsibility which no true man would wish to shirk, and in the discharge of which he has to prepare for that which happens more often, perhaps, in his career than in that of most professional men—viz., the unexpected. It becomes him, therefore, to fit himself beforehand in every possible way for the discharge of his onerous duties. In so doing he will have to acquire the rudiments of Geology, Chemistry, and Electrical Engineering; a good deal more than the rudiments of Mechanical Engineering, Surveying, and Plan-making; and to make himself master of the mysteries comprised in the comprehensive terms Practical Mining and Ventilation. Further, he must be thoroughly versed in the obligations imposed upon him and his subordinates by the Acts of Parliament bearing on the subject

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