ve already
appeared, the present may be considered as a new work. It has been
almost wholly re-written; everything new and important in the Science,
both in English and Foreign Works, has been embodied; and it abounds in
references to Authorities.

* * * * *

AN INTRODUCTION TO THE STUDY OF CHEMICAL PHILOSOPHY: being a preparatory
View of the Forces which concur to the Production of Chemical Phenomena.
By J. FREDERIC DANIELL, F.R.S. Professor of Chemistry in King's College,
London; and Lecturer on Chemistry and Geology in the Hon. East India
Company's Military Seminary at Addiscombe; and Author of _Meteorological
Essays_. 16_s_.

FROM THE PRESS OF JOHN W. PARKER.

* A FAMILIAR HISTORY of BIRDS; their Nature, Habits, and Instincts. By
EDWARD STANLEY, D.D., F.L.S., Lord Bishop of Norwich; President of the
Linnaean Society. Two Vols., with Engravings. 7_s_.

* * * * *

BRITISH SONG BIRDS; Popular Descriptions and Anecdotes of the Songsters
of the Groves. By NEVILLE WOOD. _7s_.

* * * * *

OUTLINES OF GENERAL PATHOLOGY. By GEORGE FRECKLETON, M.D., Cantab.,
Fellow of the Royal Coll. of Physicians. 7_s_.

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* POPULAR PHYSIOLOGY; familiar Explanations of interesting Facts
connected with the Structure and Functions of Animals, and particularly
of Man. By PERCEVAL B. LORD, M.B. Many Engravings. 7_s._ 6_d._

To trace the finger of God in the works of creation, to consider "the
wonders that He doeth amongst the children of men," has ever been a
source of the purest and noblest gratification,--that moral
gratification which a well-framed mind naturally experiences in
contemplating Infinite Power working out the dictates of Infinite
Goodness,--that intellectual satisfaction which attends upon our being
allowed, even imperfectly, to comprehend some small part of the designs
of Infinite Wisdom.

* * * * *

THE DOCTRINE OF LIMITS, with its Applications; namely, The First Three
Sections of Newton--Conic Sections--The Differential Calculus. By the
Rev. WILLIAM WHEWELL, B.D., &c. 9_s._

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THE MECHANICAL EUCLID. By the Rev. WILLIAM WHEWELL, B.D., Fellow and
Tutor of Trin. Coll. Cambridge. 5_s._ 6_d._

* * * * *

AN ELEMENTARY TREATISE on the DIFFERENTIAL and INTEGRAL CALCULUS. By the
Re