Manual 2013 section 6.31 (p. 163)

1c and 2c change places in 8 bars.  Formation as published in "Sailor Hector".

1 – 4   1st man and 2nd woman turn with the right hand three quarters and, giving left hand to other's partner, all balance in line.  On the second setting step, 1st woman and 2nd man pull back left shoulder to face clockwise and join nearer hands with the same dancer as before.

5 – 8   1st and 2nd couples, in a diagonal line, dance round one place.  2nd man and 1st woman release hands while 1st man and 2nd woman continue turning with the right hand to finish on own sides, opposite partners, in progressed places.  