08/29/1963
https://www.presidency.ucsb.edu...
"By virtue of the authority vested in me as President of the United States, including authority vested in me by Reorganization Plan No. 1 of 1958 (72 Stat. 1799), it is hereby ordered as follows:"
"I urge all persons, organizations and Governmental agencies interested in recreational boating and safety afloat to publicize and observe National Safe Boating Week."
"Modifications and temporary organizational changes, based on emergency conditions, will be in accordance with policy determinations by the President."
"Nothing in this order shall derogate from the provisions of Executive Order No. 10705, Executive Order No. 10995 or Executive Order No. 11051"