Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1753/Gow-CSR4-abc2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-4727-Gow-CSR4-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-4727-Gow-CSR4-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-4727-get.log 3194 Log file, useful mostly for debugging
Tune-47270-get.log 2818 Log file, useful mostly for debugging
Tune-47272-get.log 3516 Log file, useful mostly for debugging
Tune-47274-get.log 5031 Log file, useful mostly for debugging
Tune-47275-get.log 3470 Log file, useful mostly for debugging
Tune-47276-get.log 83148 Log file, useful mostly for debugging
These files should be available for 24 hours.