Miles per hour be used to express the speed of delivery of a ball in sporting events such as cricket, tennis and baseball. Miles per hour Miles per hour (abbreviated mph, MPH or mi/h) is an imperial and United States customary unit of speed expressing the number of statute miles covered in one hour. It is used in the United States, United Kingdom and many Commonwealth nations, particularly in the Caribbean region. Speed limits and road traffic speeds are given in miles per hour in the following jurisdictions (elsewhere kilometers per hour are used): Road traffic speeds in other countries are indicated in
Gabardini G.9 Victor Emmanuel III (1869-1947), King of Italy (1900-1946), visited Cameri airfield, where he observed a demonstration of the G.9"bis". Flown by Lodovico Zanibelli, the G.9"bis" achieved a maximum speed of 250 kilometers per hour (155 miles per hour) during the demonstration. However, the "Regia Aeronautica" was no more interested in the G.9"bis" version of the aircraft than it had been in the G.9 version, and no production order resulted. Gabardini G.9 The Gabardini G.9 was an Italian single-seat biplane fighter prototype produced by Gabardini in 1923. Gabardini designed the G.9 in parallel with its work on its first fighter design,