This page has been validated.

Edited by Sir JOHN LUBBOCK, Bart., M. P.

I. The Cause of an Ice Age.

By Sir Robert Ball, LL. D., F.R.S.

II. The Horse:

A Study in Natural History,

By William Henry Flower, C. B.,

Director of the British Natural History Museum.

III. The Oak:

A Popular Introduction to Forest Botany.

By H. Marshall Ward, F.R.S.

In press:

IV. The Laws and Properties of Matter.

By R. T. Glazebrook, F.R.S., Fellow of Trinity College, Cambridge.

New York: D. Appleton & Co., 1, 3, & 5 Bond St.