Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/sets/Gow-CSR2-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-50156-ArthursSeatWaltzes.abc 171 ABC music file with the extracted tune(s)
Tune-50156-ArthursSeatWaltzes.ps 6 PostScript
Tune-50156-ArthursSeatWaltzes.txt 171 Plain-text file with the extracted tune(s)
Tune-50156-Gow-CSR2-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-50156-Gow-CSR2-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-50156-get.log 7466 Log file, useful mostly for debugging
These files should be available for 24 hours.