Dance Osgood MacKenzie of Inverewe 7878

1–4
: 1s2s right hands across WHILE 3s4s left hands across;
5–8
: 1L followed by 1M cast to 3rd place (opposite sides) WHILE 3M followed by 3L cast to 1st place (opposite sides);
9–12
: 3s2s right hands across WHILE 1s4s left hands across;
13–16
: 1L followed by 1M cast up and dance down the centre line WHILE 3M followed by 3L cast down and dance up the centre line, 1L3M finishing left shoulder to left shoulder, between 2s, 1M 3L holding back ready for the reel of 4;
17–24
: 1M3M1L3L reel of 4 up and down the centre line, finishing in original places, 1s facing out;
25–28
: 1s cast to the bottom WHILE 2s3s4s step up;
29–32
: 2s 3s turn by the right WHILE 4s 1s turn by the left, finishing 2s3s4s1s

1-8
: 1s+2s dance RH across & 3s+4s dance LH across, 1L also 3M (followed by
  their partners) chase clockwise to change ends
9-16
: 3s+2s dance RH across & 1s+4s dance LH across, 1s & 3s chase 1/2 way to
  end in line up/down centre with 1L & 3M facing in middle
17-24
: 1s+3s dance reel of 4 with 1L+3M passing LSh ending in original places
25-32
: 1s cast to 4th place as others step up, 2s & 3s turn RH as 4s & 1s turn
  LH