If copying from a failing hard drive, open the driver’s "Advanced" tab and increase the Command Timeout to 30 seconds. This prevents the driver from dropping the device during sector read errors.
The site supplying most of the MP3 files to the Red Hot Jazz Archive pages on Syncopatedtimes.com is down and many links no longer work. You may find the original Redhotjazz.com and download all of the original RealMedia .ra music files on the WayBackMachine at Archive.org.