314 - The Boeing 314 Clipper was a long-range flying boat produced by the Boeing Airplane Company between 1938 and 1941 and is comparable to the British Short Empire. One of the largest aircraft of the time, it used the massive wing of Boeings earlier XB-15 bomber prototype to achieve the range necessary for flights across the Atlantic Ocean and Pacific Ocean. Twelve Clippers were built for Pan American World Airways, three of which were sold to BOAC in 1941 before delivery.
334 - 334 is a science fiction novel by Thomas M. Disch, written in 1972. It is a gritty, subtly dystopian look at everyday life in New York City around the year 2025.
335 - A famous guitar from Gibson the ES-335. A double cutaway solid body electric guitar played by such luminaries as Chuck Berry, Eric Clapton, John Lennon and Dave Edmonds.
347 - Council of Sardica: An attempt is made to resolve the Arian controversy, and ground rules for bishops are laid down. - The Council of Philippopolis is held as the result of Eastern bishops leaving the Council of Sardica. In Philippopolis, they excommunicate Pope Julius, and as a result, the Arian controversy is perpetuated.