Here observe the first File must open the half Rank to the Right and Left, the first half File by Carocol. Then
To the Right and Left double your Ranks to the Rear.
Here observe the last half File must open the half Rank to the Right and Left.
As for the word Carocol, it signifies no more when you Wheel by it, than that it is made by the depth of the Flank of the Squadron, by which Order not the Files, but the Ranks make the Motion.
There is an other Word which some may not well understand at the first setting out, which is called Controversion; and this in Wheeling is performed by the Front of the Squadron, so that whilst the Rank makes the Motion, the File remains.
Instructions for Wheeling, with the proper words of Command.
When the Word is given, viz. To the Right by Conversion, understand that you must close your Right-leg to the Horse, your Knee touching that of your Right-hand-mans, and in like manner observe in the Word of Command to the Left; as when it is said, Close to the Left, then must the Leg be Closed.
By half Ranks and Conversion, divide the Squadron into two Troops.
If you would reduce the Squadron, the Word of Command is.
By Controversion: The Squadron into one Troop, else the Left-wing advance by Conversion.