by ABI CLARK Over the past five years, the "Medieval to Metal'' exhibition has been featured at 15 museums across the US. And now through the end of summer, it's on display in our neck of the woods. Our arts and culture reporter Abi Clark recently spoke with HP Newquist, Director of the National Guitar Museum which produced the exhibit, about the history of one of the world's most iconic instruments, and what to expect from the Medieval to Metal installation, now open to visi