Combat Boxes Standard Formation Over North Europe. Plane view-this is same as 18-plane formation but is pulled apart, probably by snap-the-whip strain of the final turn on the approach to the target (Wilhemlshaven). At right lead squadron (six planes) plus three larger appearing planes of the second (high) squadron. In left hald of picture is rest of high squadron & 6-plane third low squadron. 92nd bomb Group. 11 June 1943.