196 Record of the Royal Society. 



COALOWNERS OF THE TYNE AND WEAR TO THE ENCOURAGEMENT OF 



CHEMICAL RESEARCH. Below, under a line, the date. [The 

 date on this medal is 1890.] 2'98. M. 



The Davy Medal was founded in 1869 under the will of Dr. 

 John Davy, F.R.S., a brother of Sir Humphry Davy, and is 

 awarded annually for the most important discovery in che- 

 mistry made in Europe or Anglo-America. It is struck in 

 gold. 



64. [London.] Royal Society. Davy Medal. Another copy, in- 



scribed ROBERT WILHELM BUNSEN : GUSTAV ROBERT KIRCHHOFF. 



Dated 1877. 2'98. a. 



65. - Royal Society. Royal Medal. Bust of Queen 



Victoria, Z., bare, wearing coronet, hair bound with fillet and 

 gathered into a knot behind. Leg. VICTORIA RE GIN A soc : 

 REG : LOND : PATRONA . MDCCCXXXViii. On truncation, w. 



WYON . R.A. 



Rev. A representation of the statue of Sir Isaac Newton, by 

 Roubiliac, in the Chapel of Trinity College, Cambridge. On 

 either side of the statue are devices illustrative of Newton's 

 discoveries. The diagram on the right is taken from the 

 sixty-sixth proposition of the " Principia ; " that on the left 

 illustrates the solar system. Leg. REGINAE MVNIFICENTIA 

 ARBITRIO SOCIETATIS. Below statue, NEWTON. 2'86. JE. 



Two Royal Medals were founded by George IV, and are awarded 

 annually for the two most important contributions to the 

 advancement of Natural Knowledge published originally in 

 the British dominions, within a period of not more than ten 

 and not less than one year of the date of the award. They 

 are struck in gold and in silver. 



66. - - Royal Society. Rumford Medal. A tripod, sur- 



mounted by a flame, with inscription around, NOSCERE QUE 



VIS ET CAUSA. Below, J . MILTON F. 



Rev. Inscribed within an ornamental border of leaves, PREMIUM 



OPTIME MERENTI EX INSTITUTO BENJ . A RUMFORD S.R.I. 

 COMITIS ADJUDICATUM A REG . SOC . LOND. 3'4. JR. 



The Rumford Medal was founded by Count Rumford in 1796, 

 and is awarded biennially for the most important discoveries 

 in heat or light during the preceding two years. The medal 

 is struck in gold and in silver. 



This type was discontinued by order of the Council of the Society, 

 Jan. 15, 1863, and on the recommendation of the Master of the 

 Mint. See description below of medal now in use. 



67. Rumford Medal. Head of Rumford, I, bare. 



