270 NATURAL HISTORY SOCIETY. 
preside; and in the absence of both Presidents and Vice- 
presidents the meeting shall elect a Chairman. 
11. The Secretaries of the two Societies shall co-operate in 
transacting the business at all such meetings; and shall jointly 
edit the Transactions, or such one or more of them as they shall 
determine. 
12. The address of the President of the Club, list of officers 
and members, and the Treasurer’s accounts shall, as usual, be 
printed in the Transactions; and likewise, the report of the 
Natural History Society, together with its Treasurer’s accounts, 
list of officers, members, &c. 
13. The whole arrangement to be terminable by mutual 
agreement, or by six months notice in writing on the part of 
either Society to the other. 

