Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1811/24CountryDances_1799_Skillern.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3520-24CountryDances_1799_Skillern.ps) >>/Users/jc/w/tmp/Tune-3520-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1811/24CountryDances_1799_Skillern.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-3520-24CountryDances_1799_Skillern.abc 166 ABC music file with the extracted tune(s)
Tune-3520-24CountryDances_1799_Skillern.ps 6 PostScript
Tune-3520-24CountryDances_1799_Skillern.txt 166 Plain-text file with the extracted tune(s)
Tune-3520-get.log 4463 Log file, useful mostly for debugging
Tune-35200-get.log 1971 Log file, useful mostly for debugging
Tune-35202-LordOfCarnarvonsJig_PLFD1651_055.abc 375 ABC music file with the extracted tune(s)
Tune-35202-LordOfCarnarvonsJig_PLFD1651_055.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-35202-LordOfCarnarvonsJig_PLFD1651_055.ps 32586 PostScript
Tune-35202-LordOfCarnarvonsJig_PLFD1651_055.txt 375 Plain-text file with the extracted tune(s)
Tune-35202-get.log 10247 Log file, useful mostly for debugging
Tune-35209-get.log 5711 Log file, useful mostly for debugging
These files should be available for 24 hours.