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(7) No changes shall be made in the methods of analysis used in official inspection, 

 except by unanimous consent, until an opportunity shall have been given all official 

 chemists having charge of the particular inspection affected to test the proposed 

 changes. 



(8) Special meetings shall be called by the executive committee when in its 

 judgment it shall be necessary, or on the written request of five members; and at 

 any meeting, regular or special, seven enrolled members entitled to vote shall con- 

 stitute a quorum for the transaction of business. 



(9) The executive committee will confer with the 'official boards represented with 

 reference to the payment of expenses connected with the meetings and publication 

 of the proceedings of the association. 



(10) All proposed alterations or amendments to this constitution shall be referred 

 to a select committee of three at a regular meeting, and after report from such com- 

 mittee may be adopted by the approval of two-thirds of the members present entitled 

 to vote. 



