Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1748/Playford_COST.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-8580-Playford_COST.abc 150 ABC music file with the extracted tune(s)
Tune-8580-Playford_COST.txt 150 Plain-text file with the extracted tune(s)
Tune-8580-get.log 3199 Log file, useful mostly for debugging
Tune-85800-CaledonianMusicalRepository_1806.abc 168 ABC music file with the extracted tune(s)
Tune-85800-CaledonianMusicalRepository_1806.pdf 2217 Portable Data Format
Tune-85800-CaledonianMusicalRepository_1806.ps 6 PostScript
Tune-85800-CaledonianMusicalRepository_1806.txt 168 Plain-text file with the extracted tune(s)
Tune-85800-get.log 24180 Log file, useful mostly for debugging
Tune-85802-get.log 8872 Log file, useful mostly for debugging
Tune-85803-get.log 3546 Log file, useful mostly for debugging
Tune-85805-12CountryDances_1796_Cahusac.abc 165 ABC music file with the extracted tune(s)
Tune-85805-12CountryDances_1796_Cahusac.txt 165 Plain-text file with the extracted tune(s)
Tune-85805-get.log 3508 Log file, useful mostly for debugging
These files should be available for 24 hours.