Adjudication of the Medals of the Royal, Society for the year 1847 by 
i 
the President and Council. 
The Copley Medal to Sir John Frederick William Herschel, Bart., F.R.S., for 
liis work entitled “ Results of Astronomical Observations made during- the years 
1834, 1835, 1836, 1837 and 1838, at the Cape of Good Hope ; being a completion of 
a Telescopic Survey of the whole surface of the visible heavens, commenced in 1825.” 
The Royal Medal in the department of Chemistry, to George Fownes, Esq., 
F.R.S., for his Papers entitled “An Account of the Artificial Formation of a Vegeto- 
alkali,” and “ On Benzoline, a new Organic Salt-base from Bitter Almond Oil,” 
published in the Philosophical Transactions for 1845. 
No recommendation of the Royal Medal in the department of Mathematics 
having been received, it was awarded to William Robert Grove, Esq., F.R.S., for 
his Papers entitled “ On the Gas Voltaic Battery. — Voltaic Action of Phosphorus, 
Sulphur and Hydro-carbons,” and “On certain Phenomena of Voltaic Ignition and 
the Decomposition of Water into its constituent Gases by Heat,” published in the 
Philosophical Transactions for 1845 and 1847- 
The Bakerian Lecture for 1847 was delivered by William Robert Grove, Esq., 
M.A., F.R.S., and is contained in his paper entitled “ On certain Phenomena of Vol- 
taic Ignition and the Decomposition of Water into its constituent Gases by Heat.” 
