Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Book04/CTftF.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_16174.log 170117 Log file, useful mostly for debugging
Tune-1617-CTftF.abc 144 ABC music file with the extracted tune(s)
Tune-1617-CTftF.txt 144 Plain-text file with the extracted tune(s)
Tune-1617-get.log 3067 Log file, useful mostly for debugging
Tune-16171-get.log 3652 Log file, useful mostly for debugging
Tune-16175-get.log 4098 Log file, useful mostly for debugging
Tune-16176-get.log 3160 Log file, useful mostly for debugging
Tune-16178-get.log 7875 Log file, useful mostly for debugging
Tune-16179-get.log 7345 Log file, useful mostly for debugging
These files should be available for 24 hours.