A WEEKLY ILLUSTRATED JOURNAL OF SCIENCE 
“To the solid ground 
Oy Nature trusts the mind which builds for aye.’’—WoRDSWORTH 
No. 829, VOL. 32] 
THURSDAY, SEPTEMBER 17, 1885 
[PRICE SIXPENCE 
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vo MICROSCOPISTS, 
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THIRD EDITION, 
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Extracts from Notices of the First Edition :— 
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