First Figure:
A1: Up a double and back. Set and turn single.
A2: All that again, falling back from partner on the turn single.
B1: Lines forward and back. Bottoms arch with neighbour, top couple lead down, out through arch; move down to bottom while others move up.
B2/3: Same with the other two couples leading.
Second Figure: Siding, etc. Third figure: Arming, etc.