interesting page There s some good info here but as Calum says there are also some errors here By the Right Quick March The Pipe Majordirects the band with words that express the tempo Right Quick March A right quick march doesn t exist The Drum Major directs the band to play a quick march yes but the phrase by the right is not related to the tempo This tells the band which file in this case the right file to take their dressing from The right is usually the side the pipe major is on either on his own or as the right hand person in the front rank You often hear by the centre as well with by the left being far less common