Walter M. Yust (b. May 16, 1894–d. February 29, 1960) was the American editor-in-chief of the Encyclopædia Britannica from 1938-1960. He was the father of filmmaker Larry Yust[1] (http://www.afana.org/yust.htm). May 16 is the 136th day of the year in the Gregorian Calendar (137th in leap years). ... 1894 was a common year starting on Monday (see link for calendar). ... February 29 is the 60th day of a leap year in the Gregorian Calendar, with 306 days remaining. ... 1960 was a leap year starting on Friday (link will take you to calendar). ... 1913 advertisement for the 11th edition, with the slogan When in doubt - look it up in the Encyclopædia Britannica The Encyclopædia Britannica (properly spelt with æ, the ae-ligature) is the oldest English-language general encyclopedia. ...