21C - digital marketing specialists for classical musicMikko Stübner-Lankuttis04/10/2015April 10, 2015In this episode, Sarah visits the 21C Media Group in New York to find out how and why they promote classical music.Copy linkImage: Bernhard FleischerAdvertisementSarah's Music12:03This browser does not support the video element.Sarah's Music12:03This browser does not support the video element.