"Sweet Sal" is a wonderful film (and Tony Buba and his wife are extremely
nice) and is distributed in the Tony Buba video collection by Zeitgeist Films.
His films are some of my favorite films to show guests that come to the home
-- along with Norman McLaren, Grant Munro and John Canemaker.
I'm sure Zeitgeist has it, but if not, get back to me and I'll give you Tony's