I899.J Centenary Commemoration, 1799-1899. 211 



Royal Institution of Great Britain, London. 



The Imperial Military Academy of St. Petersburg offers its con- 

 gratulations to the Eoyal Institution of Great Britain on its hundred 

 years anniversary, wishing that the splendid activity of the Institu- 

 tion, glorious by great scientific discoveries, should continue for 

 many succeeding ages to the honour of England and to the benefit 

 of mankind. 



President, Pashutin. 



Sir Frederick Bramwell, Royal Institution, London. 



Official duties prevent my accepting the invitation with which I 

 was honoured by the Royal Institution ; may it prosper in the 

 century to come, and retain the same prominent position in the 

 advancement of science as in the past. 



(Signed) Menschutkin. 



Professor Dewar, Royal Institution, London. 



Most cordial congratulations with the Centenary of the Institution, 

 to the glory of which you have added so much, and my best wishes 

 for the continuing of your splendid work. 



(Signed) Kamerlingh Onnes. 



Tuesday, June 6, 1899. 



RECEPTION AT THE MANSION HOUSE. 



The Right Hon. the Lord Mayor of London and the Lady 

 Mayoress gave a Reception to the Members and the guests of the 

 Institution, in the evening, at the Mansion House, City. 



Wednesday, June 7, 1899. 



Dr. and Mrs. Mond gave a Garden Party in the afternoon to 

 the guests of the Institution at the Poplars, 20 Avenue Road, Regent's 

 Park, N.W. 



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