"A short treatise of admirable clearness.
Mr. Hinton brings us,
panting but delighted, to at least a momentary faith in the Fourth Di-
mension, and upon the eye of this faith there opens a vista of interesting
problems.
His pamphlet exhibits a boldness of speculation, and a
power of conceiving and expressing even the inconceivable, which rouses
one's faculties like a tonic."-Pall Mall.

2. The Persian King; or, The Law of the Valley, 1s.

THE MYSTERY OF PLEASURE AND PAIN.

"A very suggestive and well-written speculation, by the inheritor of an
honoured name."-Mind.
"Will arrest the attention of the reader at once."-Knowledge.

3. A Plane World, Is.

4 A Picture of our Universe, is.

5. Casting out the Self, 15.

SECOND SERIES.

1. On the Education of the Imagination.
2. Many Dimensions, Is.

LONDON: SWAN SONNENSCHEIN & CO.