A HANDBOOK

OF

PRACTICAL TELEGRAPHY.

A HANDBOOK

OF

PRACTICAL TELEGRAPHY.

BY

R. S. CULLEY.

"

EIGHTH EDITION.

London:

LONGMANS, GREEN, AND CO.

1885.

TK5263 C8 1885

LONDON:

RICHARD CLAY AND SONS,

BREAD STREET HILL, QUEEN VICTORIA STREET, E.C.

LBC

PREFACE.

THE Author has to express his great obligations to Mr. Graves and Mr. Preece for their help in bringing the Eighth Edition down to the present time; and also to Mr. Preece and Mr. Chapman for having read some of the most important proofs.

June, 1885.

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