ELEMENTARY LESSONS

IN

ELECTRICITY AND MAGNETISM

AND

MAGNETIC CHART OF THE BRITISH ISLANDS,

SHOWING THE LINES OF EQUAL MAGNETIC DECLINATION
THOSE OF EQUAL MAGNETIC DIP.

PRINCIPAL OF AND PROFESSOR OF PHYSICS IN THE CITY AND GUILDS OF
LONDON TECHNICAL COLLEGE, FINSBURY;

LATE PROFESSOR OF EXPERIMENTAL PHYSICS IN

UNIVERSITY COLLEGE, BRISTOL