À vis, Marcos Balter by Eric Umble published on 2018-05-25T15:02:24Z Marcos Balter | À vis Hajnal Pivnick, Violin Eric Umble, Clarinet April, 2018 | SoundCat Productions | Brooklyn, NY marcosbalter.com hajnalpivnick.com ericumble.com soundcatproductions.com Genre Classical