It must always be remembered that when given a TRUE Course or Bearing, the VRIATION must first be applied to obtain the MAGNETIC and then the DEVIATION for the correct COMPASS Course or Bearing.
Kufuneka ukuba isoloko ikhumbuleka ukuba xa unikwe inyaniso, ukuguqu-ququka makuqale kwenziwe ukuze kufumane isilobi kwaye ukuphambuka kwesalatha mbombo.