A -.WEEKLY ILLUSTRATED JOURNAL OF SCIENCE 
"To the solid ground 
Of Nature trusts the mind which builds for aye.”—WorDSWoRTIL 
No. 20] 
THURSDAY, MARCH 17, 1870 
Registered for Transmission Abroad) 
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Royal Institution of Great Britain, 
ALBEMARLE STREET, W.—J. NORMAN LOCKYER, Esq.,F. R.S., 
will on SATURDAY NEXT, March roth, at Three o'clock, commence a 
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Just Published, price rs. 
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As Regards Protoplasm in Relation to 
PROFESSOR HUXLEY’S ESSAY ON THE PHYSICAL BASIS OF 
LIFE. By JAMES HUTCHISON STIRLING, F.R.C.S., LL.D., 
Edin. 
“Mr. Huxley's essay has been subrhitted to a very just, but clear and 
searching, philosophical criticism by Mr. J. H. Stirling, whose excellent 
treatise I very strongly recommend my readers very carefully to study.’’-— 
Dr. Lionel Beale in New Edition of his ‘ Protoplasm,” etc. 
WILLIAM BLACKWOOD & SONS, Edinburgh and London. 
In the Press. 
Introductory Text-Book on Meteorology. 
For the use of Schools and Private Students. By ALEXANDER 
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Just Published, price 1s. 6¢., by post, rs. 77. 
Proposals for the Illumination of Beacons 
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Edinburgh: A. & C. BLACK. London: LONGMANS. 
Crown 8yo., cloth, 7s. 6d. 
Brewster’s (Sir David) Letters on Natural 
MAGIC. With Introductory Chapters on the Being and Faculties of Mah, 
and the latest additional Phenomena of Natural Magic. By J. A. SMITH, 
Author of a Treatise on the Structure of Matter, &c., &c. 
London: WILLIAM TEGG, Pancras Lane, Cheapside 
Feap., 8vo. cloth, gilt, 3s. 6a. 
Brewster’s (Sir David) Life of Sir Isaac 
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at the Inauguration of the Statue at Grantham: ye 
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on 
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_ 21. Mayor’s Juvenal. 
The Fuel of the Sun. By W. Mattieu 
WILLIAMS, F.C.S., Author of ‘‘ Through Norway with a Knapsack,’ &c. 
Post 8vo. cloth. Price 7s. 6d 
““An attempt to explain some of the greatest mysteries of the Universe ” 
London: SIMPKIN, MARSHALL, & CO. 
A NEW LITERARY REVIEW. 
This Day is Published, No. VI. (The March Number.) Price 6c. 
THE ACADEMY: 
A Monthly Record of Literature, Learning, Science, and Art. 
Contents oF No. VI. 
Witte’s Researches on Dante. By H. F. Tozer. 
A Dream Book (E. V. B.) By J. A. Symonds. 
Merard’s Les Supercheries littéraires. By Edmond Sherer (of Versailles). 
Dr. Rock's Textile Fabrics at Kensington. By Mrs. Palliser 
Burckhardt’s Cicerone. By S. Colvin. 
Souvenirs de Madame Vigéele Brun By Mrs. Palliser. 
The Second Vase Room at the British Museum. By W. Fréhner (of the 
Louvre). 
The Book of Deer. By Canon Westcott. 
g. Semper’s Philippine Islands. By H. W. Bates. 
ro. Austin’s Lectures on Jurisprudence. By Professor Sheldon Amos. 
it. How Crops Grow. By M. J. Berkeley. 
12. Ranke’s History of Wallenstein. By C. H. Pearson. 
13. Are’s Istendingabok. By Gudbrand Vigfusson. 
14. History of the University of Innsbruck. By Mark Pattison. 
15. History of Sicily in Antiquity. By C. W. Boase. 
16. Byzantine Life in the Middle Ages. By G. Waring. 
17. Benfey’s History of Comparative Philology. By F. W. Farrar. 
18, Mazhafa Yomar, &c. By Dr. Wright. 
tg. Le Diwan de N&abiga. Bythe same. 
20. Aristoxenus on the Theory of Music. By D. C. Monro. 
By J. R. King. 
22. Hertz on Scevus Memor. By Professor R. Ellis. 
23. Elements and Forms of Latin. By H. Nettleship. 
24. Relics of the Old Irish Language. 
2 WANAwWDF 
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