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ISIS UNVEILED:

A MASTER-KEY

TO THE

MYSTERIES OF ANCIENT AND MODERN

SCIENCE AND THEOLOGY.

BY

H. P. BLAVATSKY,

CORRESPONDING SECRETARY OF THE THEOSOPHICAL SOCIETY.

"Cecy est un livre de bonne Foy."-MONTAIGNE.

VOL. 1.-SCIENCE.

SIXTH EDITION.

NEW YORK:
J. W. BOUTON, 8 WEST 28TH STREET.
LONDON : BERNARD QUARITCH.

1891.

COPYRIGHT, BY

J. W. BOUTON.

1877.

BP 561 .I7 1877

Vi

Trow's PRINTING AND BOOKBINDING CO. PRINTERS AND BOOKBINDERS, 205-213 Enst 12th St.,

NEW YORK.

THE AUTHOR

Dedicates these Volumes

TO THE

THEOSOPHICAL SOCIETY,

WHICH WAS FOUNDED AT NEW YORK, A.D. 1875,

TO STUDY THE SUBJECTS ON WHICH THEY TREAT.