Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1791/Gow-CR-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-23678-Gow-CR-abc2.abc 148 ABC music file with the extracted tune(s)
Tune-23678-Gow-CR-abc2.txt 148 Plain-text file with the extracted tune(s)
Tune-23678-MockHobbyHorse.abc 358 ABC music file with the extracted tune(s)
Tune-23678-MockHobbyHorse.ps 34485 PostScript
Tune-23678-MockHobbyHorse.txt 358 Plain-text file with the extracted tune(s)
Tune-23678-get.log 7741 Log file, useful mostly for debugging
These files should be available for 24 hours.