1. The Four Horsemen performance: bpNichol, Rafael Barreto-Rivera, Paul Dutton, and Steve McCaffery at the Student Union Building (SUB) Bookmark Collection: Fred Wah Fonds Creators: Nichol, B. P., Barreto-Rivera, Rafael, Dutton, Paul, McCaffery, Steve, Wah, Fred, and Four Horsemen (Musical group)