Home / Forums / Melodica construction, repair and maintenance / Material test on Yamaha P37D / Reply To: Material test on Yamaha P37D Reply To: Material test on Yamaha P37D May 11, 2015 at 8:21 pm #5021 OfirParticipant By the way, all the pictures that I post are high resolution and stored on my website, so you can right click any of these and choose “view image” to see it in full size.