Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1804/proto.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-45870-10302_Lamberton_Races.abc 480 ABC music file with the extracted tune(s)
Tune-45870-10302_Lamberton_Races.pdf 11504 Portable Data Format
Tune-45870-10302_Lamberton_Races.ps 33975 PostScript
Tune-45870-10302_Lamberton_Races.txt 480 Plain-text file with the extracted tune(s)
Tune-45870-get.log 8701 Log file, useful mostly for debugging
Tune-45870-proto.abc 142 ABC music file with the extracted tune(s)
Tune-45870-proto.txt 142 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.