The President's News Conference
10/08/1963
https://www.presidency.ucsb.edu...
The Commission shall meet at the call of the Chairman.
All executive departments and agencies of the Federal Government are directed to cooperate with the Commission in the performance of its dut...
I appreciate your taking the time from your busy schedule to help us in this way.
I can think of no job that you've had which carries with it so many responsibilities and burdens.