album_presenter.description.discover album_name=The Essential Bluegrass Album, artist_name=The Osborne Brothers, records_count=1, countries_count=1, countries=US, media=Double LP, year_range=1979album_presenter.description.releases album_name=The Essential Bluegrass Album, artist_name=The Osborne Brothers, records_count=1, countries_count=1, countries=US, media=Double LP, year_range=1979album_presenter.description.countries album_name=The Essential Bluegrass Album, artist_name=The Osborne Brothers, records_count=1, countries_count=1, countries=US, media=Double LP, year_range=1979album_presenter.description.media album_name=The Essential Bluegrass Album, artist_name=The Osborne Brothers, records_count=1, countries_count=1, countries=US, media=Double LP, year_range=1979