Morse code was later made the standard by the International Telecommunication Union (ITU). Morse's original code specification, largely limited to use in the United States and Canada, became known as American Morse code or "railroad code". American Morse code is now seldom used except in historical re-enactments. In aviation, pilots use radio navigation aids. To ensure that the stations the pilots are using are serviceable, the stations transmit a set of identification letters (usually a two-to-five-letter version of the station name) in Morse code. Station identification letters are shown on air navigation charts. For example, the VOR-DME based at Vilo Acuña Airport
Morse Code (horse) Morse Code (horse) Morse Code (foaled 1929) was a British Thoroughbred racehorse who won the 1938 Cheltenham Gold Cup. His Gold Cup victory was achieved at the expense of Golden Miller, who was attempting to win the race for the sixth time. He had previously won the Grand Annual Chase and went on to finish second when odds-on favourite for the Gold Cup in 1939. Morse Code was a liver chestnut gelding (sometimes oddly described as "bay or chestnut") with a narrow white blaze bred in the United Kingdom by Dealtry Charles Part. During his racing career he was owned