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DIAMAGNETISM

AND

MAGNE-CRYSTALLIC ACTION

PRINTED BY

SPOTTISWOODE AND CO., NEW-STREET SQUARE

LONDON

RESEARCHES ON

DIAMAGNETISM

AND

MAGNE-CRYSTALLIC ACTION

INCLUDING THE QUESTION OF

DIAMAGNETIC POLARITY

BY

JOHN TYNDALL, D.C.L., LL.D., F.R.S.

NEW EDITION

LONDON

LONGMANS, GREEN, AND CO.

1888

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