WEDNESDAY. APRIL 23 



10.30 A. M. MORNING SESSION. NATIONAL MUSEUM.' 



members of the academy and guests. 

 Addresses : 



"ON THE MATERIAL BASIS OF HEREDITY." 



DR. THEODOR BOVERI. 



UNIVERSITY OF WURZBURG. 



"THE STRUCTURE OF THE UNIVERSE." 



DR. J. C. KAPTEYN. 



Director of the Astronomical laboratory, university of groningen. 



1.00 P. M. LUNCHEON IN THE GRILL ROOM OF THE HOTEL RALEIGH. 



MEMBERS OF THE ACADEMY AND GUESTS. ADMISSION BY CARD. 



3.30 P. M. RECEPTION AT THE WHITE HOUSE AND PRESENTATION OF MEDALS BY 

 THE PRESIDENT OF THE UNITED STATES. 



MEMBERS OF THE ACADEMY AND GUESTS. ADMISSION BY CARD. 



9.00 P. M. RECEPTION BY THE TRUSTEES OF THE CARNEGIE INSTITUTION OF WASH- 

 INGTON" TO MEMBERS OF THE ACADEMY AND INVITED GUESTS. 



THURSDAY, APRIL 24 



9.00 A. M. MEETING OF THE COUNCIL AT THE NATIONAL MUSEUM.* 



9.30 A. M. BUSINESS MEETING OF THE ACADEMY AT THE NATIONAL MUSEUM.* 

 MEMBERS OF THE ACADEMY ONLY. 



10.00 A. M. DURING THE BUSINESS MEETING OF THE ACADEMY, OPPORTUNITY WILL 

 BE GIVEN TO GUESTS TO VISIT THE SCIENTIFIC BUREAUS AND 

 LABORATORIES OF WASHINGTON. AUTOMOBILES WILL BE PROVIDED. 

 DETAILS WILL BE FOUND AT THE BUREAU OF INFORMATION. NATIONAL MUSEUM.* 



12.30 P. M. LUNCHEON IN THE OAK ROOM OF THE HOTEL RALEIGH. 



MEMBERS OF THE ACADEMY ONLY. ADMISSION BY CARD. 



2.00 P. M. EXCURSION TO THE HOME OF WASHINGTON AT MOUNT VERNON BY 

 THE U. S. S. "MAYFLOWER." 



BY COURTESY OF THE SECRETARY OF THE NAVY. ADMISSION BY CARD. 



8.00 P. M. DINNER AT THE NEW WlLLARD HOTEL. 



•NORTH ENTRANCE. I0TH AND B STREETS N. W. 

 "CORNER P AND 16TH STREETS N. W. 



