OIL THE LOCKS - 
Three couple set, Claudio Buchwald, 1975, Barnes

A1 1-2 1's cross, go below between the 2's (who move up), and face the 3's.
   3-4 1st man and 3rd woman set while 1st woman and 3rd man set.
   5-6 Same two pairs half-gypsy, passing right shoulders.
   7-8 1's and 3's turn two-hand turn partner half-way.  
       (Couples are now 2-3-1, with 3 improper).

A2 1-6 Repeat A1 1-6 from new positions (i.e. 2's cross and set with 1's, 3's
       moving up) but...
   7-8 All two-hand turn partner half-way.  (Couples are now 3-1-2, with 1's
      improper).
B  1-4 Facing diagonally to the left across the set (1st man down and 1st woman
       up), 1's turn their corners right-hand once around, 
       keeping hands joined at the end to make arches.
   5-6 3rd man and 2nd woman change places passing right shoulders under the
       arches (and turning left into new places), after which the arches break.
   7-8 2nd man and 3rd woman change places passing right shoulders, the others
       falling away from their partners to form lines of three.

C  1-2 All forward a double towards partners.
   3-4 2's (at the top) set; 1's cast to bottom; 3's lead up to middle place.
   5-6 All two-hand partner half-way to get proper.