Did you know that the earliest recording studios didn’t need electricity? It's World Day for Audiovisual Heritage, and we’re treating you to a beautiful encounter between our 1908 Edison Standard D Model phonograph and Christopher Pidcock, a cellist from Sydney Symphony Orchestra. He played Mozart, Tchaikovsky and Bach, and we recorded it on wax cylinder – just the way it would have been done in the 19th century. He found the experience revelatory. ‘The whole ritual of loading the cylinder and h