Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/_/CDSS_Gems.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_96251.log 275900 Log file, useful mostly for debugging
Coll_96258.log 568660 Log file, useful mostly for debugging
Tune-9625-CDSS_Gems.abc 143 ABC music file with the extracted tune(s)
Tune-9625-CDSS_Gems.txt 143 Plain-text file with the extracted tune(s)
Tune-9625-get.log 7528 Log file, useful mostly for debugging
Tune-96250-get.log 4234 Log file, useful mostly for debugging
Tune-96253-get.log 1384 Log file, useful mostly for debugging
Tune-96256-get.log 5662 Log file, useful mostly for debugging
These files should be available for 24 hours.