98 
Transactions Texas Academy of Science.— 1906 . 
“A Polygon of Fifteen Sides,” Joseph S. Brown, Professor of 
Mathematics in the Southwest Texas Normal School, San Marcos. 
Formal Meeting, June 12 , 1906 . 
“The Uro-Genital Organs of the North American Lizards” (by 
title), Mr. Barney Brooks, Professor of Chemistry, Coronal Insti- 
tute, San Marcos. 
October 26 , 1906 ^ 
4 4 What is Matter ? ’ ’ the Annual Address of the President, Dr. Sid- 
ney E. Mezes, Professor of Philosophy and Dean of the College of 
Arts, University of Texas. 
November 24 , 1906 . 
“Food Adulteration,” Dr. George S. Fraps, State Chemist and 
Professor of Chemisty in the Agricultural and Mechanical College 
of Texas, College Station. 
Formal Meeting, December 26 , 1906 . 
4 4 The Solar System,” 'Dr. H. Y. Benedict, Professor of Applied 
Mathematics in the University of Texas. 
