Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1777/24CountryDances_1772_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1665-24CountryDances_1772_Thompson.ps) >>/Users/jc/w/tmp/Tune-1665-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1777/24CountryDances_1772_Thompson.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-1665-24CountryDances_1772_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-1665-24CountryDances_1772_Thompson.ps 6 PostScript
Tune-1665-24CountryDances_1772_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-1665-get.log 4461 Log file, useful mostly for debugging
Tune-16651-QueeniesOwnReel.abc 496 ABC music file with the extracted tune(s)
Tune-16651-QueeniesOwnReel.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-16651-QueeniesOwnReel.ps 36191 PostScript
Tune-16651-QueeniesOwnReel.txt 496 Plain-text file with the extracted tune(s)
Tune-16651-get.log 5426 Log file, useful mostly for debugging
Tune-16652-get.log 4646 Log file, useful mostly for debugging
Tune-16653-get.log 5701 Log file, useful mostly for debugging
Tune-16657-Hamilton_HUTB1-1844-V2.abc 159 ABC music file with the extracted tune(s)
Tune-16657-Hamilton_HUTB1-1844-V2.ps 6 PostScript
Tune-16657-Hamilton_HUTB1-1844-V2.txt 159 Plain-text file with the extracted tune(s)
Tune-16657-get.log 4335 Log file, useful mostly for debugging
These files should be available for 24 hours.