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| Sept. 15, 1870] NATORE Ixxix 
BRITISH ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE. 
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The Editor appeals to men of Science to aid him in his attempt to give an 
account of their investigations to their fellow-workers throughout the world. 
A WEEKLY ILLUSTRATED JOURNAL OF SCIENCE. 
“© To the solid ground 
Of Nature trusts the mind which builds for aye.” —WORDSWORTH, 
One of the leading objects of this periodical is to awaken in the public mind 
a@ move lively interest in Science. With this end in view it provides original Articles 
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