From cakewalks to carols, historic sounds of all kinds are preserved at the University of California, Santa Barbara's Cylinder Audio Archive, home to a vast collection of recordings. The UCSB Library first made this archive available online in 2005, but it recently launched a new website that now features over 10,000 cylinder recordings - all available to download or stream online for free. Cylinders, as the website explains, are what people listened to "before MP3s, CDs, cassettes and vinyl records - First made of tinfoil, then wax and plastic, cylinder recordings, commonly the size and shape of a soda can, were...