Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CDoT/CDfNH1783.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-35460-AMHSI_abc1.abc 147 ABC music file with the extracted tune(s)
Tune-35460-AMHSI_abc1.ps 6 PostScript
Tune-35460-AMHSI_abc1.txt 147 Plain-text file with the extracted tune(s)
Tune-35460-CDfNH1783.abc 146 ABC music file with the extracted tune(s)
Tune-35460-CDfNH1783.txt 146 Plain-text file with the extracted tune(s)
Tune-35460-get.log 7124 Log file, useful mostly for debugging
These files should be available for 24 hours.