SUPPLEMENTARY NUMBER. 



ol. 13. No 84. 



Published the First Day of every Month. — Price 2s. Qd. 



THE 

 LONDON, EDINBURGH, and DUBLIN 



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a Continuation of Tilloch , s 'Philosophical Magazine? 

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FIFTH SERIES 



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N o 84.— SUPPLEMENT. JULY 1882. 



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Illustrative of Mr. L. Fletcher's Crystallographic Notes. 



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