Excerpts of the President's News Conference
12/10/1923
https://www.presidency.ucsb.edu...
No other person shall grant, issue, or verify passports.
It is an especially important subject.
On and after October 1, 1926, only those embassies and legations and other diplomatic missions of the United States spec...
They might just as well hunt for a will-o-the-wisp.