!Name: Airforce !Author: David Buckingham !A period 7 oscillator in which the rotor consists of two copies of that used in the burloaferimeter. !www.conwaylife.com/wiki/index.php?title=Airforce .......O ......O.O .......O .....OOOOO ....O.....O.OO ...O.OO...O.OO ...O.O..O.O OO.O...OO.O OO.O.....O ....OOOOO ......O .....O.O ......O