These videos explain how to install the USB Typewriter Conversion Kit on your Smith Corona typewriter. The first video is for newer Smith Coronas, and the second video is for older models -- follow along with the one that seems to apply to you.
The USB Typewriter kit allows your typewriter to function as a computer keyboard or as an iPad dock. USB Typewriter Conversion Kits are available for many different brands of typewriter (not just Smith Corona). For more information, visit www.usbtypewriter.com