amental Trees and Shrubs, Conifers, Hardy Ferns,
Hardy Bamboos and other Ornamental Grasses; and also the best kinds of
Fruit and Vegetables that may be grown in the Open Air in the British
Islands, with Full and Practical Instructions as to Culture and
Propagation. By JOHN WEATHERS, F.R.H.S., late Assistant Secretary to
the Royal Horticultural Society, formerly of the Royal Gardens, Kew,
etc. With 159 Diagrams. 8vo.

AGRICULTURE.

_ADDYMAN._--AGRICULTURAL ANALYSIS. A Manual of Quantitative Analysis
for Students of Agriculture. By FRANK T. ADDYMAN, B.Sc. (Lond.),
F.I.C. With 49 Illustrations. Crown 8vo., 5_s._ net.

_COLEMAN AND ADDYMAN._--PRACTICAL AGRICULTURAL CHEMISTRY. By J.
BERNARD COLEMAN, A.R.C.Sc., F.I.C., and FRANK T. ADDYMAN, B.Sc.
(Lond.), F.I.C. With 24 Illustrations. Crown 8vo., 1_s._ 6_d._ net.

_WEBB._--Works by HENRY J. WEBB, Ph.D., B.Sc. (Lond.).

ELEMENTARY AGRICULTURE. A Text-Book specially adapted to the
requirements of the Science and Art Department, the Junior
Examination of the Royal Agricultural Society, and other
Elementary Examinations. With 34 Illustrations. Crown 8vo.,
2_s._ 6_d._

AGRICULTURE. A Manual for Advanced Science Students. With
100 Illustrations. Crown 8vo., 7_s._ 6_d._ net.

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

FRAGMENTS OF SCIENCE: a Series of Detached Essays, Addresses, and
Reviews. 2 vols. Crown 8vo., 16_s._

Vol. I.--The Constitution of Nature--Radiation--On Radiant
Heat in Relation to the Colour and Chemical Constitution of
Bodies--New Chemical Reactions produced by Light--On Dust
and Disease--Voyage to Algeria to observe the
Eclipse--Niagara--The Parallel Roads of Glen Roy--Alpine
Sculpture--Recent Experiments on Fog-Signals--On the Study
of Physics--On Crystalline and Slaty Cleavage--On
Paramagnetic and Diamagnetic Forces--Physical Basis of Solar
Chemistry--Elementary Magnetism--On Force--Contributions to
Molecular Physics--Life and Letters of FARADAY--The Copley
Medallist of 1870--The Copley Medallist of 1871--Death by
Lightning--Science and the Spirits.

Vol. II.--Reflections on Prayer and Natural Law--Miracles
and Special Providences--On Prayer as a Form of Physical
Energy--Vitality--Matter and Force--Scientific
Materialism--An Address to Students--Scientific Use of the
Ima