Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/hdr/Gow-CR-abc1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-6739-Gow-CR-abc1.abc 147 ABC music file with the extracted tune(s)
Tune-6739-Gow-CR-abc1.txt 147 Plain-text file with the extracted tune(s)
Tune-6739-get.log 3153 Log file, useful mostly for debugging
Tune-67390-get.log 5435 Log file, useful mostly for debugging
Tune-67394-get.log 9697 Log file, useful mostly for debugging
Tune-67396-get.log 4201 Log file, useful mostly for debugging
Tune-67399-get.log 4366 Log file, useful mostly for debugging
These files should be available for 24 hours.