Lyndon Johnson: “We invite and welcome the attention of all nations--young and old--to the agenda of the Congress of the United States.”

In Witness Whereof, I have hereunto set my hand this twentieth day of January in the year of our Lord nineteen hundred and sixty-nine and of the Independence of the United States of America the one hundred and ninety-third.

Any reservations or withdrawals heretofore made which affect the lands described above are hereby revoked.

Thank you all for your welcome and for the wonderful work that you carry on.

This program, sponsored by the World Meteorological Organization, constitutes one of the largest and most complex scientific and technological undertakings ever attempted as an international effort.