PUBLISHED BY CROSBY LOCKWOOD & CO. 25 
Dr. Lardner’s Handbooks of Natural Philosophy. 
** The following five volumes, though each is Conplete in itself, and to be pur- 
chased separately, form A CoMPLETE CouRSE oF NATURAL PHILOSOPHY, and are 
intended for the general reader who desires to attain accurate knowledge of the 
various departments of Physical Science, without pursuing them according to the 
more profound methods of mathematical investigation. The style is studiously 
popular. It has been the author's ain to supply Manuals such as are required by 
the Student, the Engineer, the Artisan, and the superior classes in Schools, . 
THE HANDBOOK OF MECHANICS. Enlarged and almost 
rewritten by BENJAMIN LOEWy, F.R.A.S. With 378 Illustra- 
tions. Post 8vo, 6s. cloth. 
“The perspicuity of the original has been retained, and chapters which had 
become obsolete, have been replaced by others of more modern character. ‘The 
explanations throughout are studiously popular, and care has been taken to show 
the application of the various branches of physics to the industrial arts, and to 
the practical business of life.”-—Minxing Fournad. 
THE HANDBOOK of HYDROSTATICS and PNEUMATICS. 
New Edition, Revised and Enlarged by BENJAMIN LOEWY, 
F.R.A.S. With 236 Illustrations. Post 8vo, 5s. cloth. 
** For those ‘ who desire to attain an accurate knowledge of physical science with- 
out the profound methods of mathematical investigation,’ this work is not merely in-_ 
tended, but well adapted.” —Chemzcal News. 
THE HANDBOOK OF HEAT. Edited and almost entirely. 
Rewritten by BENJAMIN LOEWy, F.R.A.S., etc. 117 Illustra- 
tions. Post 8vo, 6s. cloth. 
“The style is always clear and precise, and conveys instruction without leaving 
any cloudiness or lurking doubts behind.” —Zgineering. 
THE HANDBOOK OF OPTICS. New Edition. Edited by 
T. OLVER HARDING, B.A. 208 Illustrations. Post 8vo, 5s. cloth. 
“*Written by one of the ablest English scientific writers, beautifully and elaborately 
illustrated.”— Mechanics’ Magazine. 
THE HANDBOOK OF ELECTRICITY, MAGNETISM, and 
ACOUSTICS. New Edition. Edited by Geo. CAREY FOSTER, 
B.A., F.C.S. With 400 Illustrations. Post 8vo, 5s. cloth. 
** The book could not have been entrusted to any one better calculated to preserve 
the terse and lucid style of Lardner, while correcting his errors and bringing up his 
work to the present state of scientific knowledge.”—Pojpular Science Review. 
Dr. Lardner's Handbook of Astronomy. 
THE HANDBOOK OF ASTRONOMY. Forming a Com- 
panion to the ‘‘ Handbooks of Natural Philosophy.” By Diony- 
situs LARDNER, D.C.L. Fourth Edition. Revisedand Edited by 
EDWIN DUNKIN, F.R.S., Royal Observatory, Greenwich. With 
38 Plates and upwards of 100 Woodcuts, In I vol., small 8vo, 
550 pages, gs. 6d., cloth. 
**Probably no other book contains the same amount of information in so com- 
pendious and well-arranged a form—certainly none at the price at which this is 
offered to the public.” —A theneum. 
**We can do no other than pronounce this work a most valuable manual of astro- 
nomy, and we strongly recommend it to all who wish to acquire a general—but at 
the same time correct—acquaintance with this sublime science.” —Oxarterly Fournal 
of Science. 
Dr. Lardner’s Handbook of Animal Physics. 
THE HANDBOOK OF ANIMAL PHYSICS, By Dr. 
LARDNER. With 520 Illustrations. New edition, small 8vo, 
cloth, 732 pages, 75. 6d. 
“We have no hesitation in cordially recommending it.”—Educational Times. 
