For principally of the history of commercial aviation.

For principally of the history of commercial aviation, parking and disembarkation or loading of aircraft were not matters of great make anxious Increasing passenger numbers and greater expectations of comfort l to more organised aircraft and passenger handling. The introduction of air bridges to appropriate these challenges required pilots to place their craft at the terminal with novel levels of accuracy, sometimes down to centimetres.

Traditionally, marshallers have carried abroad these duties; indeed at many airports this still remains the principally common method of parking aircraft. However, with increasing hurry on manpower and shorter turn-round times, automated hypothesiss are now required. ...