STANDING RULES. 
XI 
16. Any member who is absent from the District of Columbia 
for more than twelve consecutive months may be excused from 
payment of dues during the period of his absence, in which case 
he will not be entitled to receive announcements of meetings or 
current numbers of the Bulletin. 
17. Any member not in arrears may, by the payment of one 
hundred dollars at any one time, become a life member, and be 
relieved from all further annual dues and other assessments. 
All moneys received in payment of life membership shall be 
invested as portions of a permanent fund, which shall be directed 
solety to the furtherance of such special scientific work as may 
be ordered by the General Committee. 
