Two 19th-century novels feature the "marvelous" adventures of a boy named Baron Trump, who has a mentor named Don and embarks on a trip to Russia. and the connections to President Trump and his son Barron are just the beginning of several spooky parallels ...
... and here's a link to just one of many stories about the books that can be Googled on the Internet. The books were written by Ingersoll Lockwood in the late 1800s ...