album_presenter.description.discover album_name=The Story Of John Mayall, artist_name=John Mayall, records_count=2, countries_count=1, countries=Germany, media=Double LP, year_range=1974album_presenter.description.releases album_name=The Story Of John Mayall, artist_name=John Mayall, records_count=2, countries_count=1, countries=Germany, media=Double LP, year_range=1974album_presenter.description.countries album_name=The Story Of John Mayall, artist_name=John Mayall, records_count=2, countries_count=1, countries=Germany, media=Double LP, year_range=1974album_presenter.description.media album_name=The Story Of John Mayall, artist_name=John Mayall, records_count=2, countries_count=1, countries=Germany, media=Double LP, year_range=1974