Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1760/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
Coll_4708.log 162317 Log file, useful mostly for debugging
Tune-4708-SkillernChalloner_PCD2.abc 159 ABC music file with the extracted tune(s)
Tune-4708-SkillernChalloner_PCD2.txt 159 Plain-text file with the extracted tune(s)
Tune-4708-get.log 7718 Log file, useful mostly for debugging
Tune-47083-get.log 9905 Log file, useful mostly for debugging
Tune-47084-get.log 9910 Log file, useful mostly for debugging
Tune-47085-get.log 3146 Log file, useful mostly for debugging
Tune-47086-get.log 3004 Log file, useful mostly for debugging
Tune-47087-get.log 5284 Log file, useful mostly for debugging
These files should be available for 24 hours.