Analysis of information sources in references of the Wikipedia article "John Jacob Astor IV" in Vietnamese language version.
Colonel John Jacob Astor IV was born in Rhinebeck, New York on July 13th, 1864 the son of William Astor and great-grandson of John Jacob Astor the fur trader. Astor was educated at St. Paul's School, Concord and later went to Harvard. After a period of travelling abroad (1888–91) he returned to the United States to manage the family fortune. He had homes at 840 Fifth Avenue, New York and at Ferncliff, Rhinebeck, New York. ... .
His younger cousin, known as Jack, enrolled in Harvard, left without a degree, traveled and joined 'about two dozen clubs.' He tinkered with inventions, married unwisely and, inspired by Jules Verne, wrote a work of science fiction. Often ridiculed in the press, he bore the sobriquet 'Jack Ass.'Lỗi chú thích: Thẻ
<ref> không hợp lệ: tên “NYTimes” được định rõ nhiều lần, mỗi lần có nội dung khácFollowing are sketches of a few of the well-known persons among the 1,300 passengers on the lost Titanic. The fate of most of them at this time is, of course, not known. Col. John Jacob Astor and Mrs. Astor, Isidor Straus and Mrs. Straus, J. Bruce Ismay, Managing Director of the White Star Line: Benjamin Guggenheim, and Frank D. Millet, the artist, are perhaps the most widely known of the passengers.....