Formal session programme for the bicentenary celebrations of the Königlich Preussiche Akademie der Wissenschaften, Berlin, issued to T E [Thomas Edward] Thorpe Issued by the Royal Prussian Academy of Sciences to Thorpe, as the Royal Society's representative. The session commenced with a musical sonata by Giovanni Gabriel and a keynote address; continuing with the reception of groups of delegates from German acadmies and universities, international and national academies, and other organisations. 20 March 1900