JOURNAL

OF THE

INSTITUTION OF

ELECTRICAL ENGINEERS,

INCLUDING

ORIGINAL COMMUNICATIONS ON TELEGRAPHY AND

ELECTRICAL SCIENCE.

PUBLISHED UNDER THE SUPERVISION OF THE EDITING COMMITTEE,

AND EDITED BY

F. II. WEBB, SECRETARY.

VOL. XXIII.--1894.

London:
E. AND F. N. SPON, 125, STRAVI), W.C.

New York:
12, CORTLANDT STREET.

1895.

TABLE OF CONTENTS.

VOL. XXIII.

PAGE

Proceedings of the Two Hundred and Fifty-seventh Ordinary General

Meeting, held January 11th, 1894:-

Transfers ... ... ... ... ... ... ... ... ... ...

Presentation of Premiums awarded to Mr. W. B. Sayers, Associate, and

Mr. W. R. Cooper, Student ... ... ... ... ... ...

Vote of Thanks to the Retiring President, Mr. W. H. Preece

Sir David Salomons ... ... ... ... ... ... ...

Mr. Crompton ... ... ... ... ... ... ...

Mr. Preece, in acknowledgment ... ... ... ... ...

Inaugural Address of the New President, Mr. Alexander Siemens

Vote of Thanks to the President for his Address

General Webber ... ... ... ...

Professor H. Robinson ... ... ...

Mr. Siemens, in acknowledgment ... ...

Election of New Members ... ...

Proceedings of the Two Hundred and Fifty-eighth Ordinary General Meeting,

held January 25th, 1894:-

Transfers ... ... ... ... ... ... ... ... ... ...

Appointment of Mr. Arnold von Siemens as Local Honorary Secretary

and Treasurer for Germany ... ... ... ... ... ...

"Notes of a Trip to the United States and to Chicago-1893,”

by W. H. Preece, C.B., F.R.S., Past-President ...

Remarks by Dr. N. S. Keith (of San Francisco) ... ... ...

Election of New Members ... ... ... ... ... ... ...

ABSTRACTS:

S. J. Lochner_" On the Elongation produced in Soft Iron by Mag-

"netism" ... ... ... ... ... ... ... ... ...

R. Hennig-" The Permeability of Oxygen” ..

B. Szapiro—“The Use of Voltmeters in Alternate-Current Stations ” ...

Lord Kelvin—" On a Piezo-electric Pile” ... ...

J. Trowbridge—“On the Oscillations of Lightning Discharges and of

“the Aurora Borealis ” ... ... ... ... ... ... ...