INDEX. 373 



Section XV. — Comparison of the results as to mean height, range, semimenstrual inequality 

 in height, age of tide obtained from height, establishment, semimenstrual inequality in 

 time, and age of tide obtained from time, deduced from high and low waters only, in Sec- 

 tions v., VI., VII., VIII., with those deduced from the analysis of individual tides in 

 Sections XL, XII., XIII., XIV., 109. 



Section XVI. — Remarks on the succeeding terms of the expressions for individual tides, 

 as related to the magnitude of the tide, to the position on the sea-coast, to the position 

 on the river, &c. ; comparison with the terms given by the theory of waves ; discussion 

 of the quarto-diurnal tide, 112. 



Section XVII. — Separate discussion of the tidal observations made at Courtown, 1 16. 



Section XVIIL — Examination into the question of tertio-diurnal tide, 122. 

 Tin, on the co?npounds of, and Iodine, 363. 

 TuRNOR (Rev. Charles). An account of Newton's Dial, presented to the Royal Society, 141. 



U. 



Urine, contributions to the chemistry of the, 335. On the variations of the earthy and alkaline 

 phosphates in a healthy state of urine, ibid. On the alkalescence of the urine from fixed 

 alkalies, 343. 



V. 



Vegeto-alkali, an account of the artificial formation of a, 253. 



Voltaic Battery, on the Gas. Voltaic action of Phosphorus, Sulphur and Hydrocarbons, 351. 



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