The Choral Stream‘s Brian Newhouse took a pre-release listen to Eric Holtan and True Concord Voices & Orchestra’s Christmas With True Concord: Carols in the American Voice: “They sure named the choir right. If you’ve never heard of them, and you celebrate Christmas, treat yourself. “Christmas with True Concord: Carols in the American Voice” spotlights an ensemble with a remarkable blend across all its voices. True concord indeed. Hold-your-breath moments? Several. The luminous solo soprano…