xxiv Trans. Acad. Sci. of St. Louis. 
Bahlsen (Berlin), Prof. Dr. Ludwig Boltzmann (Vienna), 
Sefior Alfredo Chavero (Mexico), Prof. Theodor Escherich 
(Vienna), Prof. Shibasaburo Kitasoto (Tokio), Geh. Ober 
Reg. R. Theodor Lewald (Berlin), Count Limburg-Stirum 
(Berlin), Prof. Henri Moissan (Paris), Geh. Rath Dr. Johann 
Orth (Berlin), Prof. Wilhelm Ostwald (Leipzig), Sir William 
Ramsay (London), Prof. Ernest Rutherford (Montreal), 
Prof. J. W. Van ’t Hoff (Berlin), Geh. Rath Prof. Dr. 
Wilhelm Waldeyer (Berlin), Prof. Dr. Wassermann ( Berlin), 
Geh. Rath Prof. Dr. L. Wittmack (Berlin), from all of 
which courteous letters of acceptance have been received. 
OFFICERS AND MANAGEMENT. 
The officers, who are chosen from the active members, con- 
sist of a President, two Vice-Presidents, Recording and Cor- 
responding Secretaries, Treasurer, Librarian, three Curators, 
and two Directors. The general business management of the 
Academy is vested in a Council composed of the Officers. 
The office of President has been filled by the following well- 
known citizens of St. Louis, nearly all of whom have been 
eminent in some line of scientific work: George Engelmann, 
Benjamin F. Shumard, Adolphus Wislizenus, Hiram A. 
Prout, John B. Johnson, James B. Eads, William T. Harris, 
Charles V. Riley, Francis E. Nipher, Henry S. Pritchett, 
John Green, Melvin L. Gray, Edmund A. Engler, Robert 
Moore, Henry W. Eliot, Edwin Harrison, and Adolf Alt. 
MEETINGS. 
The regular meetings of the Academy are held at its build- 
ing, 3817 Olive Street, at 8 o’clock, on the first and third 
Monday evenings of each month, a recess being taken between 
the meeting on the first Monday in June and the meeting on 
the third Monday in October. These meetings, to which 
interested persons are always welcome, are devoted in part to 
the reading of technical papers designed for publication in the 
Academy’s Transactions, and in part to the presentation of 
