R - T
E | A
S | X
T - D
Rest because you are taxed so you go to bed (the horizontal and vertical lines)
Rate Gryo has a (-) horiztontal axis and is used in a Turn indicator.
Earth Gryo has a (|) vertical axis and is used in a Attitude Indicator.
S is not used in aviation (X).
Tied Gyro has a (-) horizontal axis and is used in a Direction Indicator.