album_presenter.description.discover album_name=Bill Monroe's Uncle Pen, artist_name=Bill Monroe, records_count=1, countries_count=1, countries=US, media=LP, year_range=1972album_presenter.description.releases album_name=Bill Monroe's Uncle Pen, artist_name=Bill Monroe, records_count=1, countries_count=1, countries=US, media=LP, year_range=1972album_presenter.description.countries album_name=Bill Monroe's Uncle Pen, artist_name=Bill Monroe, records_count=1, countries_count=1, countries=US, media=LP, year_range=1972album_presenter.description.media album_name=Bill Monroe's Uncle Pen, artist_name=Bill Monroe, records_count=1, countries_count=1, countries=US, media=LP, year_range=1972