album_presenter.description.discover album_name=Signal! Jazz Laboratory Vol. 2, artist_name=Hall Overton, records_count=1, countries_count=1, countries=Japan, media=LP, year_range=1974album_presenter.description.releases album_name=Signal! Jazz Laboratory Vol. 2, artist_name=Hall Overton, records_count=1, countries_count=1, countries=Japan, media=LP, year_range=1974album_presenter.description.countries album_name=Signal! Jazz Laboratory Vol. 2, artist_name=Hall Overton, records_count=1, countries_count=1, countries=Japan, media=LP, year_range=1974album_presenter.description.media album_name=Signal! Jazz Laboratory Vol. 2, artist_name=Hall Overton, records_count=1, countries_count=1, countries=Japan, media=LP, year_range=1974