sentences:  Toward the end of his life, Wanamaker gathered a huge collection of stringed instruments, known as The Cappella, that featured violas and violins from such masters as Guarnerius and Stradivarius.They were heard at the Wanamaker Phladelphia store and at the White House on December 15, 1927.The orchestra concerts ended with Wanamaker's death in 1928, and the stringed instruments were also sold at that time.