xxii Trans. Acad. Sci. of St. Louis. 



sons not living in the city or county of St. Louis who are disposed 

 to further the objects of the Academy, by original researches, 

 contributions of specimens, or otherwise, are eligible as corre- 

 sponding members. Persons not living in the city or county of 

 St. Louis are eligible as honorary members by virtue of their 

 attainments in science. Any person conveying to the Academy 

 the sum of one thousand dollars or its equivalent becomes 

 eligible as a patron. 



Under the By-Laws, resident active members pay an initia- 

 tion fee of five dollars and annual dues of six dollars. Non- 

 resident active members pay the same initiation fee, but annual 

 dues of three dollars only. Patrons and honoraiy and corre- 

 sponding members are exempt from the payment of dues. Each 

 patron and active member not in arrears is entitled to one copy 

 of each publication of the Academy issued after his election. 



Since the organization of the Academy, 1,026 persons have 

 been elected to active membership, of whom, at the present 

 time, 269 are carried on the list. Four patroas, Mr. Edwin 

 Harrison, Mrs. Eliza McMillan, Mr. William Northrop McMillan 

 and Mr. Henry W. Eliot, have been elected. The list of corre- 

 sponding members (Vol. X, p. xii) includes 226 names, among 

 which are the names of 104 persons known to be deceased. 



The presence of a number of eminent scientists from all parts 

 of the world at the International Congress, during the World's 

 Fair of 1904, was considered a suitable occasion for electing the 

 following gentlemen as honorary members of the Academy, in 

 recognition of their valuable services to science: Prof. Svante 

 Arrhenius (Stockholm), Prof. Dr. Leopold Bahlsen (Berlin), 

 Prof. Dr. Ludwig Boltzmann (Vienna), Sefior Alfredo Chavero 

 (Mexico), Prof, Theodor Escherich (Vienna), Prof. Shibasaburo 

 Kitasato (Tokio), Geh. Ober Reg. R. Theodor Lewald (Berlin), 

 Count Limburg-Stirum (Berlin), Prof. Henri Moissan (Paris), 

 Geh. Rath Dr. Johann Orth (Berlin), Pr<jf. Wilhelm Oswald 

 (Leipzig), Sir \\'illiani Ramsay (London), Prof. Ernest Ruther- 

 ford (Montreal), Prof. J. W. Van't Hoff (Berlin), Geh. Rath 

 Prof. Dr. Wilhelm Waldeyer (Berlin), Prof. Dr. A. Wassermann 

 (Berlin), Geh. Rath Prof. Dr. L. Wittmack (Berlin), from all of 

 which courteous letters of acceptance were received. 



At the meeting of the Academy, held October 21, 1907, Dr. 

 Enno Sander, Treasurer of the Academy for forty-six years, 

 was made an honorary member as a mark of appreciation for 

 his long, faithful and efficient service. 



