the very talented Jamie Dupuis sat in a moodily lit hallway and played a poignant fingerstyle cover of the classic Christmas carol “Silent Night” on a lovely 18 string harp guitar.

The artist Larry Bell has amassed a vast collection of acoustic instruments, carefully stored in a climate-controlled room.

Electric guitar pickups rely on steel strings interfering with a magnetic field, the changes in which are picked up with coils of wire. That doesn’t work with nylon strings, because they don’t ...