The boundaries of Olympic National Park as established by sections 251 and 252 to 255 of this title, and as revised by proclamation pursuant to said sections and by or pursuant to section 251a of this title, and sections 251b to 251d of this title, are hereby revised to include the lands, privately owned aquatic lands, and interests therein within the boundaries depicted on the map entitled “Boundary Map, Olympic National Park, Washington,” numbered 149–80–001–B, and dated January 1976, which shall be on file and available for public inspection in the office of the National Park Service, Department of the Interior.