The world's largest working instrument is an organ in Philadelphia
The world's largest working instrument is an organ in Philadelphiahttps://wpnnradio.com/wp-content/themes/movedo/images/empty/thumbnail.jpg150150adminadminhttps://secure.gravatar.com/avatar/790df65a416873c3f0501d984b0b24a2f32bf2af0d1509085b901ade4bbb36e7?s=96&d=mm&r=g
The Wanamaker Grand Court Organ in Philadelphia is the world’s largest working instrument, and “CBS Saturday Morning” gets a special look at what keeps it going. source
