dence, any one of our courses of study may be completed by a young woman of fair ability without undue draft upon her strength. None of the many objections, which are still raised against the co-education of the sexes, have thus been found in practice here to have any force, The admission of women has led to no new difficulty or embarrassment in the administration of the Institution. It has certainly brought to a large class the benefits of such an education as otherwise would have been out of their reach, and has awakened through the State and the country, and even in foreign lands, a new interest in the University."

Hints on the Selection of Books ; on the Formation of Libraries. Public and Private; on Courses of Reading, etc., a Guide

for the Librarian, Bookbuyer and Bookseller.

The Classified Lists, arranged under about 500 subject-headings, include all the most desirable books now to be obtained either in Great Britain or the United States, WITH THE PUBLISHED PRICES ANNEXED. New Edition, corrected, enlarged and continued to July, 1873. 12mo, paper, $1.00. Cloth, $1.50.

"The best work of the kind we have seen."-College Courant.

"We know of no manual that can take its place as a guide to the selecter of a library."-N. Y. Independent.

"For reference for the bookbuyer it is invaluable."-Fort Wayne Gazette.

44 'Supplies a need that has long been felt."-Lyons Republican.

"The arrangement of the volume is excellent, and a vast amount of time and money may be saved, and a great deal of useless and hurtful trash may be avoided by consulting it."-American Historical Record.

WHAT

64

II.

FOURTH EDITION.

WHAT TO EAT. A Manual for the Housekeeper: giving a Bill of Fare for every day in the year.

134 Pages. Cloth, 75 cts.

'Compact, suggestive, and full of good ideas.”—Many Housekeepers.

"It can hardly fail to prove a valuable aid to housekeepers who are brought to their wits' end to know what to get for the day's meals.”—San Francisco Bulletin.

HALF-HOURS WITH THE MICROSCOPE. (Shortly.

LANKESTER, M.D., F. R.S.

250 Drawings from Nature. 12mo, cloth, $1.25.

Illustrated by

"This beautiful little volume is a very complete manual for the amateur microscopist. The Half-Hours' are filled with clear aud agreeable descriptions, whilst eight plates, executed with the most beautiful minuteness and sharpness, exhibit no less than 250 objects with the utmost attainable distinctness."-Critic.

HALF-HOURS WITH THE TELESCOPE:

Being a popular Guide to the Use of the Telescope as a means of Amusement and Instruction. Adapted to inexpensive instruments. By R. A. PROCTOR, B.A., F.R.A.S. 12mo, cloth, with illustrations on stone and wood. Price, $1.25.

"It is crammed with starry plates on wood and stone, and among the celestial phenomena described or figured, by far the larger number may be profitably examined with small telescopes."-Illustrated Times.

HALF-HOURS WITH THE STARS:

A Plain and Easy Guide to the Knowledge of the Constellations, showing in 12 Maps, the Position of the Principal StarGroups Night after Night throughout the Year, with introduction and a separate explanation of each Map. True for every Year. By RICHARD A. PROCTOR, B.A., F.R.A.S. Demy

4to. Price, $2.25.

"Nothing so well calculated to give a rapid and thorough knowledge of the position of the stars in the firmament has ever been designed or published hitherto. Mr. Proctor's Half-Hours with the Stars' will become a text-book in all schools, and an invaluabie aid to all teachers of the young."- Weekly Times.

ANUAL OF POPULAR PHYSIOLOGY:

MAN

Being an Attempt to Explain the Science of Life in Untechnical Language. By HENRY LAWSON, M.D. with 90 Illustrations. Price, $1.25.

18m0,

Man's Mechanism, Life, Force, Food, Digestion, Respiration, Heat, the Skin, the Kidneys, Nervous System, Organs of Sense, &c., &c., &c.

"Dr Lawson has succeeded in rendering his manual amusing as well as instructive. All the great facts in human physiology are presented to the reader successively; and either for private reading or for classes, this manual will be found well adapted for initiating the uninformed into the mysteries of the structure and function of their own bodies. -Athenarum.

A

DICTIONARY OF DERIVATIONS

Of the English Language, in which each word is traced to its primary root. Forming a Text-Book of Etymology, with Definitions and the Pronunciation of each word.

A

HAND BOOK OF SYNONYMS

16m0 $1.00.

Of the English Language, with Definitions, &c. 16mo. cloth. $1.00.

These two Manuals are very comprehensive in a small compass

Putnam's Elementary and Advanced Science Series,

Adapted to the requirements of Students in Science and Art Classes, and Higher and Middle Class Schools.

ELEMENTARY SERIES.

Printed uniformly in 16mo, fully Illustrated, cloth extra, price, 75 cents each. 1. PRACTICAL PLANE AND SOLID GEOMETRY. By H. Angel, Islington Scienee School, London.

2. MACHINE CONSTRUCTION AND DRAWING.

Tomkins, Queen's College, Liverpool.

By E.

3A BUILDING CONSTRUCTION-STONE, BRICK AND SLATE WORK. By R. S. Burn, C.E., Manchester.

3B BUILDING CONSTRUCTION-TIMBER and Iron Work. By R. S. Burn, C.E., Manchester.

4. NAVAL ARCHITECTURE-SHIPBUILDING AND LAYING OFF. By S. J. P. Thearle, F.R.S.N.A., London.

5. PUKE MATHEMATICS. By Lewis Sergeant, B.A., (Camb.,) London.

6. THEORETICAL MECHANICS. By William Rossiter, F.R.A.S., F.C.S., London.

7. APPLIED MECHANICS. By William Rossiter, F.R.A.S.,

London.

8. ACOUSTICS, LIGHT AND HEAT. By William Lees, A.M., Lecturer on Physics, Edinburgh.

9. MAGNETISM AND ELECTRICITY. By John Angell, Senior Science Master, Grammar School, Manchester.

10. INORGANIC CHEMISTRY. By Dr. W. B. Kemshead, F.R.A.S., Dulwich College, London.

11. ORGANIC CHEMISTRY. By W. Marshall Watts, D.Sc., (Lond.,) Grammar School, Giggleswick.

12. GEOLOGY. By. W. S. Davis, LL.D., Derby.

13. MINERALOGY. By J. H. Collins, F.G.S., Royal Cornwall Poly technic Society, Falmouth.

14. ANIMAL PHYSIOLOGY. By John Angell, Senior Science Master, Grammar School, Manchester.

15. ZOOLOGY. By M. Harbison, Head-Master Model Schools, Newtonards.

16. VEGETABLE ANATOMY AND PHYSIOLOGY. By J. H. Balfour, M.D., Edinburgh University.

17. SYSTEMATIC AND ECONOMIC BOTANY. By J. H. Balfour, M.D., Edinburgh University.

19. METALLURGY. By John Mayer, F.C.S., Glasgow.

20. NAVIGATION. By Henry Evers, LL.D., Plymouth.

21. NAUTICAL ASTRONOMY. By Henry Evers, LL.D.

22A STEAM AND THE STEAM ENGINE-LAND AND MARINE. By Henry Evers, LL.D., Plymouth.

220 STEAM AND STEAM ENGINE-LOCOMOTIVE. By Henry Evers, LL.D., Plymouth.

23. PHYSICAL GEOGRAPHY. By John Macturk, F.R.G.S. 24. PRACTICAL CHEMISTRY. By John Howard, London, 25. ASTRONOMY. By J. J. Plummer, Observatory, Durham.