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mw OCT 241916 
A WEEKEY IELUSGRATED JOURNAL OF SCIENCE. 
“To the solid ground ty LY 
Of Nature trusts the mind which builds for aye.°-—WorDSWoRTH. : “Clonal Muse 
No. 2449 VOL. 98] THURSDAY, OCTOBER 5, 1916 [Price SIXPE 
~~ Registered as a Newspaper at the General Post Office.] {All Rights Reserved. 
specialise 
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Joun J. GRl FFI H § ay (Regd. Design 62871.) 
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POCKET D.V. SPECTROSCOPE Shows at a glance the movements of the barometer during 
With plain slit, 26/6; with adjustable slit, S3/- | | the preceding days. 
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