Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/slide/SkillernChalloner_PCD2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-8561-SkillernChalloner_PCD2.abc 160 ABC music file with the extracted tune(s)
Tune-8561-SkillernChalloner_PCD2.txt 160 Plain-text file with the extracted tune(s)
Tune-8561-get.log 11059 Log file, useful mostly for debugging
Tune-85611-get.log 3592 Log file, useful mostly for debugging
Tune-85612-get.log 4283 Log file, useful mostly for debugging
Tune-85613-get.log 4526 Log file, useful mostly for debugging
Tune-85614-get.log 8061 Log file, useful mostly for debugging
Tune-85617-get.log 4652 Log file, useful mostly for debugging
Tune-85618-get.log 5694 Log file, useful mostly for debugging
Tune-85619-get.log 14186 Log file, useful mostly for debugging
These files should be available for 24 hours.