Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1748/SkillernChalloner_PCD1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-4328-SkillernChalloner_PCD1.abc 159 ABC music file with the extracted tune(s)
Tune-4328-SkillernChalloner_PCD1.txt 159 Plain-text file with the extracted tune(s)
Tune-4328-get.log 3361 Log file, useful mostly for debugging
Tune-43281-get.log 7766 Log file, useful mostly for debugging
Tune-43282-get.log 17745 Log file, useful mostly for debugging
Tune-43283-get.log 10393 Log file, useful mostly for debugging
Tune-43284-get.log 3510 Log file, useful mostly for debugging
Tune-43285-get.log 4435 Log file, useful mostly for debugging
Tune-43286-get.log 9263 Log file, useful mostly for debugging
Tune-43288-get.log 4674 Log file, useful mostly for debugging
These files should be available for 24 hours.