xxxii Trails. Acad. Sci. of St. Louis. 



As a committee to nominate a candidate or candidates for 

 the office of President for the remainder of the current year, 

 Messrs. Baumgarten, Green and Alleman were elected. 



Mr. Lucian Rosenwald, of Las Vegas, New Mexico, was 

 elected to active membership. 



June 3, 1901. 



President Engler in the chair, twenty-two persons present. 



The nominating committee elected at the last meeting 

 placed Mr. Robert Moore in nomination for the vacant office 

 of President of the Academy for the remainder of the current 

 year, and on motion the Secretary was instructed to issue the 

 ballots for this special election not later than June 5, and to 

 state that the polls would close at six p. m., June 15. 



The following papers were presented by title and referred 

 to the Council : — 



The action of alcohol on certain isomeric diazo-compounds, 

 by Dr. Gellert Alleman. 



A revision of the Blastoideae, by Dr. G. Hambach. 



Mr. Wm. H. Roever read a paper on The effect of the 

 earth's rotation upon falling bodies, in which he showed that 

 a body falling from a great height has a southward deviation 

 in the northern hemisphere and a northward deviation in the 

 southern hemisphere. The deviation is given by the for- 

 mula — 



7 ^^ \^ 



I 1 + -d) ^sin <^ cos </> 



1 K^m<f) cos (f> 



- K cos'-* <^ 



] 



in which h is the height through which the body falls, B the 

 radius of the earth (assumed spherical), ^ the latitude of the 



place of observation, K the numerical fraction _ _ and A 



289 

 the deviation. If h and R are given in feet, A is in feet. 



For h = 578 feet and <l> = 45,° A ==.00133 inch. 

 Mr. G. Pauls presented a number of specimens collected 

 at Eureka, Missouri. He exhibited a large number of galls 



