80 THE ROYAL SOCIETY 



SMITHSONIAN INSTITUTION, WASHINGTON 



THE SMITHSONIAN INSTITUTION AT WASHINGTON sends cordial greeting 

 to the Royal Society upon the occasion of the two hundred and fiftieth 

 Anniversary of its foundation. In compliance with the request of the 

 President, the Council, and the Members of the Society, the Secretary of the 

 Smithsonian Institution takes pleasure in designating ARNOLD HAGUE, Pn.B., 

 Sc.D., LL.D., M.N.A.S., Geologist of the United States Geological Survey, as 

 the representative of the Smithsonian Institution at the celebration. In 

 offering its congratulations, the Smithsonian Institution calls to mind, with 

 great satisfaction, the circumstance that its founder was for more than forty 

 years a member of the Royal Society. The unparalleled achievements in 

 science, extending over two and a half centuries, which have made the name 

 of the Royal Society known and honoured throughout the world, are an 

 unfailing source of inspiration to the Smithsonian Institution in its labours for 

 the increase and diffusion of knowledge among men. 



Attest: CHARLES D. WALCOTT, Secretary. 

 June the fifteenth. One thousand nine hundred and twelve. 



UNITED STATES COAST AND GEODETIC SURVEY, WASHINGTON 



To THE PRESIDENT, COUNCIL, AND FELLOWS OF THE ROYAL SOCIETY. The 

 members of the UNITED STATES COAST AND GEODETIC SURVEY, admiring 

 followers of the illustrious men whose names adorn the records of the Royal 

 Society, send greetings and congratulations on the two hundred and fiftieth 

 Anniversary of the founding of the Society, whose activities have been the 

 inspiration of succeeding generations of scientific workers. 



Washington, July 1912. 



O. H. TITTMAN, Superintendent. 



WASHINGTON ACADEMY OF SCIENCES 



THE OFFICERS AND THE MEMBERS OF THE WASHINGTON ACADEMY OF 

 SCIENCES extend greetings and congratulations to the Royal Society of 

 London on the occasion of the celebration of its two hundred and fiftieth 

 Anniversary. With the admiration of a disciple, the younger Society for the 

 increase of Knowledge hails the elder Society, now dignified by age and 

 illustrious by achievement, and wishes for it continued prosperity and renown. 



FREDERICK V. COVILLE, President. 



