Definitions of Square Dance Calls and Concepts -- Select A(n) {anything} [NOL]

From Columns.

#1 & #2 1/2 Invert The Column; Counter Rotate 1/4; and Zing.

#3 & #4 Column Circulate; (Concentric) Trail Off; and (Concentric) do the given call.

There is also a Magic and a Cross version.