Version #1
From parallel waves: Those facing in step forward and Cast 3/4. Those facing out Quarter Right and single file Promenade a quarter (as in Checkmate) to face in. Finishes with outside couples facing in and center couples in a box formation. (Ron Shaw 1975)
Version #2
From parallel waves: Ends Circulate twice and face in; centers Slither (nose to nose sashay), arm turn 3/4 and step ahead (Extend) to join the circulators and form right hand or left hand waves. (Could perform this move from parallel two faced lines also. (Claude Spheres 1975)