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NATURE
[Nov. 4. 1869

LOCKWOOD AND CO.'S STANDARD WORKS.


THE STUDENT'S TEXT-BOOK OF ELECTRICITY: a Condensed Resume of the Theory and Application of Electrical science, including its latest Practical Developments. By HENRY M. NOAD, Ph.D., Lecturer on Chemistry at St. George's Hospital. Post 8vo, 400 Illustrations. 12s.6d. cloth.

"We can recommend Dr. Noad's book for clear style, great range of subject, a good index, and a plethora of woodcuts."—Athenæum.


NEW BOOKS.


"The reader of these admirable volumes will find in them an ample description of the physical geography, general appearance, and mineral and vegetable productions of the vast regions traversed. The work also abounds in exciting adventures, and, besides being full of information, is as fixing to It is illustrated by some beautiful chromo-lithographs, and some very good woodcuts, and is one of the best and handsomest books of travel we have seen for a long time."—The Daily News.

"There are regions whence no man can be confident of bringing back his scalp, and strange ruins, which testify to the abundance of the old Aztec populationon, and the religious zeal of their masters. Through the heart of this remarkable country a preliminary expedition made the necessary surveys in 1867, and Dr. Bell has given in the book which we are about to notice a lively description of its characteristics."—The Pall Mall Gazette.

"Dr. Bell managed to secure a good many striking pictures, and, in particular, has well described some of those extraordinary canons which are amongst the greatest curiosities of the American continent."—The Saturday.

CHAPMAN & HALL, 193, Piccadilly.


GEOLOGICAL MAPS.

CANADA.


ENGLAND and WALES.


IRELAND.


INDIA.


In addition to the above, GEOLOGICAL MAPS of the WORLD. EUROPE, BRITISH ISLES, SCOTLAND, IRELAND, FRANCE, BELGIUM, &c., are published, and are always kept in stock.


London: EDWARD STANFORD, 6 & 7, Charing Cross, S.W., Agent by appointment fur the Sale of the Geological Survey and Ordnance Survey Publications and Admiralty Charts.