CONTENTS. 



PAGE. 



Table of Contents iii 



List op Officers ▼ 



List of Members. Revised to February 28, 1920 vi 



1. Patrons, 



2. Honorary Members. 



3. Active Members. 



Papers Published. January 1, 1914, to February 28, 1920: 



1. Phil Rau and Nellie Rau. — Longevity in Satur- 



niid Moths and Its Relation to the Function of 

 Reproduction. — Plates I-V. — Issued December 

 22, 1914 1 



2. Mary J. Klem. — The History of Science in St. 



Louis.— Issued December 29, 1914 79 



3. William Trelease. — The Agaveae of Guatemala. 



—Plates VI-XXXV.— Issued July 15, 1916. . 129 



4. Francis E. Nipher. — Disturbances Impressed 



upon the Earth's Magnetic Field. — Gravita- 

 tion and Electrical Action. — Plates XXXVI- 

 XLIV.— Issued July 28, 1916 153 



5. Francis E. Nipher. — Gravitational Repulsion. — 



Plates XLV-XLVIL— Issued November 8, 

 1917 177 



6. Francis E. Nipher. — Graphical Algebra In- 



volving Functions of the Nth Degree. — Issued 



May 9, 1918 193 



7. Francis E. Nipher. — Graphical Algebra. — Is- 



sued January 23, 1919 205 



8. Harry Harris. — Birds of the Kansas City Re- 



gion.— Issued February 27, 1919 213 



9. Francis E. Nipher. — A Study of the Properties 



of Integral Numbers. — New Evidence of a 

 Relation Between Gravitation and Electrical 

 Action and of Local Changes in the Electri- 

 cal Potential of the Earth. — Issued March 2, 

 1920 372 



