From facing lines: Ends Pass Thru, center Beaux Pass Thru while the center Belles Flip into the adjacent vacated spot (Flip left). Finishes in lines facing out.
NOTE: Centers are doing a Reverse Swap Around.
Holman Hudspeth 1968
This definition is from The Handbook of Modern Square Dancing by Jay King.
It is provided here for informational and educational purposes only.