album_presenter.description.discover album_name=Hammond-Rhythmen, artist_name=Gerhard Gregor, records_count=1, countries_count=1, countries=Germany, media=Schellack, year_range=1950album_presenter.description.releases album_name=Hammond-Rhythmen, artist_name=Gerhard Gregor, records_count=1, countries_count=1, countries=Germany, media=Schellack, year_range=1950album_presenter.description.countries album_name=Hammond-Rhythmen, artist_name=Gerhard Gregor, records_count=1, countries_count=1, countries=Germany, media=Schellack, year_range=1950album_presenter.description.media album_name=Hammond-Rhythmen, artist_name=Gerhard Gregor, records_count=1, countries_count=1, countries=Germany, media=Schellack, year_range=1950