Philosophical Transactions 



1904-1905. 



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A. 396. MODIFIED APPARATUS FOR THE MEASUREMENT OF COLOUR AND 

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A. 398. FIFTH AND SIXTH CATALOGUES OF THE COMPARATIVE BRIGHTNESS 

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A. 399. ON THE ACCURATE MEASUREMENT OF IONIC VELOCITIES, WITH 

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B. 241. THE ASCENT OF WATER IN TREES. By ALFRED J. EWART, D.Sc, 



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B. 243. CONTRIBUTIONS TO THE PHYSIOLOGY OF MAMMALIAN REPRO- 

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B. 244. THE MORPHOLOGY OF THE UNGULATE PLACENTA, PARTICULARLY 

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