Year a leap year there are 366 days. A leap year occurs every fourth year, or leap year, during which a leap day is intercalated into the month of February. The name "Leap Day" is applied to the added day. The Revised Julian calendar, proposed in 1923 and used in some Eastern Orthodox Churches, has 218 leap years every 900 years, for the average (mean) year length of days, close to the length of the mean tropical year, days (relative error of 9·10). In the year 2800 CE, the Gregorian and Revised Julian calendars will begin to differ by one calendar
A. S. Valentine in a game for Shadyside Academy as that team was defeated by the Pittsburgh A.C., 26–0. That same year, he scored a touchdown against the Greensburg Athletic Association, during a 10–5 Allegheny win. During a game against the Detroit Athletic Association on November 11, 1893, Valentine reportedly openly punched Detroit's quarterback so openly. The officials ignored the incident, and the Detroiter used the next play to retaliate against Valentine. Shortly after, a brawl between the two clubs erupted. Allegheny would go on to win the game 18–0. In 1894, during a game against the Pittsburgh A.C., Valentine was thrown out