Moroccan Bomber : American Fighters in the Rif War , 1925 , Aviation Quarterly , Volume 5 , Number 2 , 1979 .
Jump up ^ Paul Ayres Rockwell .
Moroccan Bomber : American Fighters in the Rif War , 1925 , Aviation Quarterly , Volume 5 , Number 2 , 1979 .
Jump up ^ Paul Ayres Rockwell .