'The Greatest Songs You've Never Heard,' Rescued From History

Tenor Douglas Bowles (left), pianist Alex Hassan and soprano Karin Paludan perform music from <em>The Greatest Songs You've Never Heard</em> in NPR's Studio 1.
Tenor Douglas Bowles (left), pianist Alex Hassan and soprano Karin Paludan perform music from The Greatest Songs You've Never Heard in NPR's Studio 1.