11.   The British-French band Stereolab blends progressive rock experimentation with sugary bubble-gum tunes.

12.   The English drummer-singer-songwriter had been one of the co-founders of progressive rock with the band Soft Machine.

13.   Then The Fredds, a local progressive rock group, took over.

14.   And British progressive rock group Genesis debuted in the United States, performing at Brandeis University in Massachusetts.