http://www.fridaynightwaltz.com/FNW_Cross-Step_Grapevines.pdf 

lead-swap (or not) videos related to the "grapevine mode" of vintage waltzing

   http://www.youtube.com/watch?v=_Y1HwZFs-ZQ&feature=youtu.be 

   http://www.youtube.com/watch?feature=player_embedded&v=76UoafhSM2k - (A component of Cat's Cradle.)

   http://www.youtube.com/watch?v=P7o5ig6lsrE&feature=player_embedded

   https://www.youtube.com/watch?v=7sOZKKVSUuI&feature=player_embedded 

   http://www.youtube.com/watch?v=rPcvzz68YDE&feature=player_embedded

   http://www.youtube.com/watch?v=Y9hJo8lroEg&list=PLE8B02273552DA733&index=70&feature=plpp_video 

   http://www.youtube.com/watch?v=4-62EXAkVaQ 

   http://www.youtube.com/watch?v=POF3ZwFpj_o

   http://www.youtube.com/watch?v=N4a3U4l80wE&feature=player_embedded