Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1812/BostonCollection.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-31312-BostonCollection.abc 153 ABC music file with the extracted tune(s)
Tune-31312-BostonCollection.txt 153 Plain-text file with the extracted tune(s)
Tune-31312-CDfNH1783.abc 146 ABC music file with the extracted tune(s)
Tune-31312-CDfNH1783.pdf 2217 Portable Data Format
Tune-31312-CDfNH1783.ps 6 PostScript
Tune-31312-CDfNH1783.txt 146 Plain-text file with the extracted tune(s)
Tune-31312-get.log 8116 Log file, useful mostly for debugging
These files should be available for 24 hours.