By-Lmus. cix 



XVII. SALE OF REAL ESTATE. 



The property conveyed to The Academy of Science of St. 

 Louis on the eighteenth day of March, 1903, by Edgar R. 

 Hoadley and Lavinia L. Hoadley, as a gift from Mrs. Eliza 

 McMiUan and William N. McMillan, shall not be mortgaged 

 or voluntarily incumbered by the Academy of Science; and 

 the said property shall not be sold, except with the consent 

 of two-thirds of the members of the Academy of Science, 

 obtained by letter ballot, in such manner as may be prescribed 

 by the Council; and, when sold, the proceeds of the sale or 

 so much thereof as may be necessary, shall be used to pro- 

 vide a suitable location and building for the use of The 

 Academy of Science of St. Louis. 



XIX. AUTHORITY. 



On all points of order and procedure, not provided for in 

 the Constitution and By-Laws, Robert's Rules of Order shall 

 be the authority. 



XX. AMENDMENTS. 



These By-Laws may be amended by two-thirds vote of all 

 the members present at any regular meeting, provided notice 

 of the proposed amendment shall have been mailed to every 

 member at least one week before the vote thereon is taken. 



