album_presenter.description.discover album_name=My Mammy / Sonny Boy, artist_name=Al Jolson, records_count=4, countries_count=2, countries=US, UK, media=7'' & Schellack, year_range=1947album_presenter.description.releases album_name=My Mammy / Sonny Boy, artist_name=Al Jolson, records_count=4, countries_count=2, countries=US, UK, media=7'' & Schellack, year_range=1947album_presenter.description.countries album_name=My Mammy / Sonny Boy, artist_name=Al Jolson, records_count=4, countries_count=2, countries=US, UK, media=7'' & Schellack, year_range=1947album_presenter.description.media album_name=My Mammy / Sonny Boy, artist_name=Al Jolson, records_count=4, countries_count=2, countries=US, UK, media=7'' & Schellack, year_range=1947